Created
Average daily influent flow rate when hydraulic retention time is given

Created
Average Daily Influent Flow Rate When Net Waste Activated Sludge is Given

Created
Average daily influent flow rate when organic loading is given

Created
Average Daily Influent Flow Rate when RAS Pumping Rate from Aeration Tank is Given

Created
Average Daily Influent Flow Rate when Recirculation Ratio is Given

Created
Average daily influent flow rate when the volume of the reactor is given

Created
Average daily influent flow rate when theoretical oxygen requirement is given

Created
Concentration of Sludge in Return Line when RAS Pumping Rate from Aeration Tank is Given

Created
Concentration of Sludge in Return Line when Wasting Rate from Return Line is Given

Created
Concentration of Solids in Effluent When Wasting Rate from Return Line is Given

Created
Conversion factor when theoretical oxygen requirement is given

Created
Effluent Flow Rate when Wasting Rate from Return Line is Given

Created
Effluent substrate concentration when net waste activated sludge is given

Created
Effluent substrate concentration when the volume of the reactor is given

Created
Effluent substrate concentration when theoretical oxygen requirement is given

Created
Endogenous decay coefficient when observed cell yield is given

Created
Endogenous decay constant when the volume of the reactor is given

Created
Hydraulic Retention Time

Created
Hydraulic Retention Time When F:M Ratio is Given

Created
Hydraulic retention time when organic loading is given

Created
Influent substrate concentration when F:M ratio is given

Created
Influent Substrate Concentration When Net Waste Activated Sludge is Given

Created
Influent substrate concentration when organic loading is given

Created
Influent substrate concentration when organic loading using hydraulic retention time is given

Created
Influent substrate concentration when the volume of the reactor is given

Created
Influent substrate concentration when theoretical oxygen requirement is given

Created
Mass of organisms wasted when theoretical oxygen requirement is given

Created
Maximum yield coefficient when observed cell yield is given

Created
Maximum yield coefficient when the volume of the reactor is given

Created
Mean cell residence time when observed cell yield is given

Created
Mean cell residence time when the volume of the reactor is given

Created
Mixed liquor suspended solids when wasting rate from return line is given

Created
Mixed Liquor Volatile Suspended Solids When F:M Ratio is Given

Created
Mixed liquor volatile suspended solids when the volume of the reactor is given

Created
MLSS Using Wasting rate From Return Line when Concentration of Solid in Effluent is Low

Created
MLSS when RAS Pumping Rate from Aeration Tank is Given

Created
Net waste activated sludge

Created
Net waste activated sludge when theoretical oxygen requirement is given

Created
Observed cell yield

Created
Observed Cell Yield When Net Waste Activated Sludge is Given

Created
Organic Loading Using Hydraulic Retention Time

Created
RAS Pumping Rate from Aeration Tank

Created
RAS Pumping Rate when Recirculation Ratio is Given

Created
Recirculation Ratio

Created
Sludge Age when WAS Pumping Rate from Aeration Tank is Given

Created
Sludge Concentration Using Wasting Rate from Return Line when Solid Concentration in Effluent is Low

Created
Theoretical oxygen requirement for the removal of the carbonaceous organic matter

Created
Theoretical oxygen requirements using the conversion factor

Created
Total mass of BOD utilized when theoretical oxygen requirement is given

Created
Volume of Reactor Using Wasting Rate from Return Line when Concentration of Solid in Effluent is Low

Created
Volume of Reactor when Hydraulic Retention Time is Given

Created
Volume of Reactor When WAS Pumping Rate from Aeration Tank is Given

Created
Volume of the Reactor

Created
Volume of the reactor when organic loading is given

Created
Volume of the reactor when wasting rate from return line is given

Created
WAS pumping rate from aeration tank

Created
WAS Pumping Rate from Return Line when RAS Pumping Rate from Aeration Tank is Given

Created
WAS Pumping Rate From Return Line When Wasting Rate From Return Line is Given

Created
WAS Pumping Rate Using Wasting Rate from Return Line when Concentration of Solid in Effluent is Low

Created
Wasting rate from return line

Created
Wasting Rate from Return Line when Concentration of Solid in Effluent is Low

Verified
Cross-section Area of Tank when Flow Velocity is Given

Verified
Depth of Tank when Detention Time is Given

Verified
Depth of Tank when Flow Velocity is Given

Verified
Depth of tank when Height to Length Ratio is Given

Verified
Detention Time for a Circular Tank

Verified
Detention Time for a Rectangular Tank

Verified
Detention Time when Discharge is Given

Verified
Discharge Entering the Basin when Cross-section Area of Tank is Given

Verified
Discharge Entering the Basin when Flow Velocity is Given

Verified
Discharge Entering the Basin when Settling Velocity is Given

Verified
Discharge when Detention Time for a Circular Tank is Given

Verified
Discharge when Detention Time for a Rectangular Tank is Given

Verified
Discharge when Height to Length Ratio is Given

Verified
Discharge when Overflow Rate is Given

Verified
Discharge when Plan Area is Given

Verified
Discharge when Plan Area is Given for Particular Sized Particle

Verified
Discharge when Settling Velocity of Particular Sized Particle is Given

Verified
Flow Velocity of Water Entering the Tank

Verified
Flow Velocity of Water Entering the Tank when Cross-section Area of Tank is Given

Verified
Flow Velocity when Length of Tank is Given

Verified
Flow Velocity when Length to Depth Ratio is Given

Verified
Height of Tank when Detention Time for a Circular Tank is Given

Verified
Height of Tank when Flow Velocity is Given

Verified
Height to Length Ratio when Settling Velocity is Given

Verified
Length of Tank when Detention Time is Given

Verified
Length of Tank when Flow Velocity is Given

Verified
Length of Tank when Overflow Rate is Given

Verified
Length of Tank when Settling Velocity is Given

Verified
Length of Tank when Settling Velocity of Particular Sized Particle is Given

Verified
Length to Depth Ratio when Settling Velocity is Given

Verified
Overflow Rate when Discharge is Given

Verified
Plan Area when Settling Velocity is Given

Verified
Plan Area when Settling Velocity of Particular Sized Particle is Given

Verified
Rate of Flow when Detention Time is Given

Verified
Settling Velocity of Particular Sized Particle

Verified
Settling Velocity of Particular Sized Particle when Plan Area is Given

Verified
Settling Velocity when Discharge is Given

Verified
Settling Velocity when Height to Length Ratio is Given

Verified
Settling Velocity when Length of Tank is Given

Verified
Settling Velocity when Length to Depth Ratio is Given

Verified
Settling Velocity when Plan Area is Given

Verified
Volume of Tank when Detention Time is Given

Verified
Width of Tank when Detention Time is Given

Verified
Width of Tank when Settling Velocity of Particular Sized Particle is Given

Verified
Width of the Tank when Flow Velocity is Given

Verified
Width of the Tank when Height to Length Ratio is Given

Verified
Width of the Tank when Overflow Rate is Given

Verified
Width of the Tank when Settling Velocity is Given

Verified
Area of Cross-section when Central Angle is Given

Verified
Area of Cross-section when Discharge is Given

Verified
Area of Cross-section when Proportionate Area is Given

Verified
Area of Cross-section while Running Full when Proportionate Discharge is Given

Verified
Area of Cross-section while Running Partially Full when Discharge is Given

Verified
Area of Cross-section while Running Partially Full when Proportionate Area is Given

Verified
Area of Cross-section while Running Partially Full when Proportionate Discharge is Given

Verified
Central Angle when Proportionate Perimeter is Given

Verified
Central Angle when Wetted Perimeter is Given

Verified
Depth of Partial Flow when Proportionate Depth is Given

Verified
Diameter of pipe when Area of Cross-section is Given

Verified
Diameter of the pipe when Hydraulic Mean Depth is Given

Verified
Diameter of the pipe when Proportionate Depth is Given

Verified
Diameter of the pipe when Wetted Perimeter is Given

Verified
Discharge when Pipe is Running Full

Verified
Discharge when Pipe is Running Full when Proportionate Discharge is Given

Verified
Discharge when Pipe Running Partially Full

Verified
Discharge when Pipe Running Partially Full when Proportionate Discharge is Given

Verified
Hydraulic Mean Depth when Central Angle is Given

Verified
Hydraulic Mean Depth while Running Full when Only Proportionate Velocity is Given

Verified
Hydraulic Mean Depth while Running Full when Proportionate Hydraulic Mean Depth is Given

Verified
Hydraulic Mean Depth while Running Full when Proportionate Velocity is Given

Verified
Hydraulic Mean Depth while Running Partially Full when Only Proportionate Velocity is Given

Verified
Hydraulic Mean Depth while Running Partially Full when Proportionate Hydraulic Mean Depth is Given

Verified
Hydraulic Mean Depth while Running Partially Full when Proportionate Velocity is Given

Verified
Proportionate Area when Area of Cross-section is Given

Verified
Proportionate Area when Central Angle is Given

Verified
Proportionate Depth when Central Angle is Given

Verified
Proportionate Depth when Diameter of the pipe is Given

Verified
Proportionate Discharge when Area of Cross-section is Given

Verified
Proportionate Discharge when Central Angle is Given

Verified
Proportionate Discharge when Discharge when Pipe is Running Full is Given

Verified
Proportionate Hydraulic Mean Depth when Central Angle is Given

Verified
Proportionate Hydraulic Mean Depth when Hydraulic Mean Depth while Running Partially Full is Given

Verified
Proportionate Perimeter when Central Angle is Given

Verified
Proportionate Perimeter when Wetted Perimeter is Given

Verified
Proportionate Velocity when Central Angle is Given

Verified
Proportionate Velocity when Roughness Coefficient does not Vary with Depth

Verified
Proportionate Velocity when Roughness Coefficient is Given

Verified
Proportionate Velocity when Velocity while Running Partially Full is Given

Verified
Roughness Coefficient while Running Full when Proportionate Velocity is Given

Verified
Roughness Coefficient while Running Partially Full when Proportionate Velocity is Given

Verified
Velocity while Running Full when Discharge is Given

Verified
Velocity while Running Full when Proportionate Discharge is Given

Verified
Velocity while Running Full when Proportionate Velocity is Given

Verified
Velocity while Running Partially Full when Discharge is Given

Verified
Velocity while Running Partially Full when Proportionate Discharge is Given

Verified
Velocity while Running Partially Full when Proportionate Velocity is Given

Verified
Wetted Perimeter when Central Angle is Given

Verified
Wetted Perimeter when Proportionate Perimeter is Given

Verified
Wetted Perimeter while Running Full when Proportionate Perimeter is Given

Verified
Catchment Area when Peak Rate of Runoff from Dredge Formula is Given

Verified
Catchment Area when Peak Rate of Runoff from Inglis Formula is Given

Verified
Catchment Area when Peak Rate of Runoff from Ryve's Formula is Given

Verified
Catchment Area when Peak Rate of Runoff is Given

Verified
Catchment Area when Peak Rate of Runoff is Given

Verified
Channel Flow Time Or Gutter Flow Time

Verified
Channel Flow Time when Total Time of Concentration is Given

Verified
Coefficient of Runoff when Peak Rate of Runoff is Given

Verified
Critical Rainfall Intensity when Peak Rate of Runoff is Given

Verified
Drainage Area when Peak Rate of Runoff is Given

Verified
Factors Dependent Constant when Peak Rate of Runoff from Ryve's Formula is Given

Verified
Factors Dependent Constant when Peak Rate of Runoff is Given

Verified
Inlet Time Or Time of Equilibrium

Verified
Inlet Time when Total Time of Concentration is Given

Verified
Intensity of Rain for Intensity Duration Curve

Verified
Intensity of Rain when Time Varying Between 20 to 100 Minutes

Verified
Intensity of Rain when Time Varying Between 5 to 20 Minutes

Verified
Length of Overland Flow when Inlet Time is Given

Verified
Length of the Drain when Channel Flow Time is Given

Verified
Length of the Drain when Peak Rate of Runoff from Dredge Formula is Given

Verified
Maximum Rainfall Intensity when Peak Rate of Runoff is Given

Verified
Peak Rate of Runoff from Burkli-Ziegler Formula

Verified
Peak Rate of Runoff from Dicken's Formula

Verified
Peak Rate of Runoff from Dredge Formula

Verified
Peak Rate of Runoff from Inglis Formula

Verified
Peak Rate of Runoff from Inglis Formula Approximate

Verified
Peak Rate of Runoff from Nawab Jung Bahadur Formula

Verified
Peak Rate of Runoff from Ryve's Formula

Verified
Peak Rate of Runoff in Rational Formula

Verified
Rainfall Intensity for Localities where Rainfall is Frequent

Verified
Rainfall Intensity for Rain having Frequency of 1 Years

Verified
Rainfall Intensity for Rain having Frequency of 10 Years

Verified
Rainfall Intensity for Storms having Frequency of 10 Years

Verified
Rainfall Intensity for Storms having Frequency of 15 Years

Verified
Runoff Coefficient when Peak Rate of Runoff is Given

Verified
Slope of Ground Surface when Peak Rate of Runoff is Given

Verified
Time in Minutes when Intensity of Rain is Given

Verified
Time Varying Between 20 to 100 Minutes when Intensity of Rain is Given

Verified
Time when Intensity of Rain is Given

Verified
Time when Rainfall Intensity for Localities where Rainfall is Frequent is Given

Verified
Time when Rainfall Intensity for Rain having Frequency of 1 Years is Given

Verified
Time when Rainfall Intensity for Rain having Frequency of 10 Years is Given

Verified
Time when Rainfall Intensity for Storms having Frequency of 10 Years is Given

Verified
Time when Rainfall Intensity for Storms having Frequency of 15 Years is Given

Verified
Total Fall of Level from Critical Point to Mouth of Drain when Inlet Time is Given

Verified
Total Time of Concentration

Verified
Velocity in the Drain when Channel Flow Time is Given

Verified
Acceleration Due to Gravity when Critical Depth in the Control Section is Given

Verified
Acceleration Due to Gravity when Critical Energy is Given

Verified
Acceleration Due to Gravity when Depth of Section is Given

Verified
Acceleration Due to Gravity when Head Loss is Given

Verified
Acceleration Due to Gravity when Maximum Critical Scour Velocity is Given

Verified
Acceleration Due to Gravity when Minimum Critical Scour Velocity is Given

Verified
Coefficient of Discharge when Distance in X Direction from Center of Weir is Given

Verified
Constant of Integration when Discharge is Given

Verified
Constant when Discharge for Rectangular Channel Section is given

Verified
Critical Depth in the Control Section

Verified
Critical Depth when Discharge Through the Control Section is Given

Verified
Critical Depth when Total Critical Energy is Given

Verified
Critical Depth when Total Energy at Critical Point is Given

Verified
Critical Energy when Acceleration Due to Gravity is Given

Verified
Critical Velocity when Acceleration Due to Gravity is Given

Verified
Critical Velocity when Critical Depth in the Control Section is Given

Verified
Critical Velocity when Depth of Section is Given

Verified
Critical Velocity when Discharge Through the Control Section is Given

Verified
Critical Velocity when Head Loss is Given

Verified
Critical Velocity when Total Critical Energy is Given

Verified
Critical velocity when Total Energy at Critical Point is Given

Verified
Depth of Flow in Upstream Leg of Flume at One Third Point when Discharge is Given

Verified
Depth of Parshall Flume when Discharge Coefficient is 1.5

Verified
Depth of Parshall Flume when Discharge is Given

Verified
Depth of Parshall Flume when Width is Given

Verified
Depth when Critical Velocity is Given

Verified
Depth when Discharge for Rectangular Channel Section is given

Verified
Diameter of Particle when Maximum Critical Scour Velocity is Given

Verified
Diameter of Particle when Minimum Critical Scour Velocity is Given

Verified
Discharge Coefficient when Discharge is Given

Verified
Discharge for Rectangular Channel Section

Verified
Discharge Passing Through the Parshall Flume

Verified
Discharge Passing Through the Parshall Flume when Discharge Coefficient is Given

Verified
Discharge Through the Control Section

Verified
Distance in X Direction from Center of Weir

Verified
Distance in Y Direction from Crest of Weir

Verified
Half Width of Bottom Portion of the Weir

Verified
Head Loss when Critical Velocity is Given

Verified
Head Loss when Total Energy at Critical Point is Given

Verified
Horizontal Flow Velocity when Distance in X Direction from Center of Weir is Given

Verified
Horizontal Flow Velocity when Half Width of Bottom Portion of the Weir is Given

Verified
Integration Constant when Depth is Given

Verified
Integration Constant when Depth of Parshall Flume is Given

Verified
Maximum Critical Scour Velocity

Verified
Minimum Critical Scour Velocity

Verified
Specific Gravity when Maximum Critical Scour Velocity is Given

Verified
Specific Gravity when Minimum Critical Scour Velocity is Given

Verified
Total Critical Energy

Verified
Total Energy at Critical Point

Verified
Width of Channel when Distance in X Direction from Center of Weir is Given

Verified
Width of Channel when Half Width of Bottom Portion of the Weir is Given

Verified
Width of Parshall Flume when Depth is Given

Verified
Width of Parshall Flume when Depth of Parshall Flume is Given

Verified
Width of the Throat when Discharge is Given

Verified
Width of Throat when Discharge Through the Control Section is Given

15 More Grit Chambers or Grit Channels Calculators

Verified
Acceleration Due to Gravity when Self Cleansing Velocity is Given

Verified
Angle of Inclination when Drag Force is Given

Verified
Bazin's Constant Chezy's Constant by Bazin's Formula

Verified
Bed Slope of the Channel when Drag Force is Given

Verified
Bed Slope of the Sewer when Flow Velocity by Manning's Formula is Given

Verified
Bed Slope of the Sewer when Flow Velocity by Crimp and Burge's Formula is Given

Verified
Bed Slope of the Sewer when Flow Velocity by William Hazen's Formula is Given

Verified
Chezy's Constant by Bazin's Formula

Verified
Chezy's Constant by Kutter's Formula

Verified
Chezy's Constant when Friction Factor is Given

Verified
Chezy's Constant when Self Cleansing Velocity is Given

Verified
Chezy's Constant when Velocity of Flow by Chezy's Formula is Given

Verified
Cross sectional Area of Flow when Hydraulic Mean Radius of Channel is Given

Verified
Diameter of the Grain when Friction Factor is Given

Verified
Diameter of the Grain when Rugosity Coefficient is Given

Verified
Diameter of the Grain when Self Cleaning Invert Slope is Given

Verified
Diameter of the Grain when Self Cleansing velocity is Given

Verified
Dimension Less Constant when Friction Factor is Given

Verified
Dimension Less Constant when Rugosity Coefficient is Given

Verified
Dimension Less Constant when Self Cleansing velocity is Given

Verified
Drag Force Exerted by Flowing Water

Verified
Drag Force or Intensity of Tractive force

Verified
Flow Velocity by Crimp and Burge's Formula

Verified
Flow Velocity by Manning's Formula

Verified
Flow Velocity by William Hazen's Formula

Verified
Friction Factor when Self Cleansing velocity is Given

Verified
Hydraulic Gradient when Velocity of Flow by Chezy's Formula is Given

Verified
Hydraulic Mean Depth of the Channel when Drag Force is Given

Verified
Hydraulic Mean Depth when Chezy's Constant by Bazin's Formula is Given

Verified
Hydraulic Mean Depth when Chezy's Constant by Kutter's Formula is Given

Verified
Hydraulic Mean Depth when Flow Velocity by Crimp and Burge's Formula is Given

Verified
Hydraulic Mean Depth when Flow Velocity by Manning's Formula is Given

Verified
Hydraulic Mean Depth when Flow Velocity by William Hazen's Formula is Given

Verified
Hydraulic Mean Depth when Self Cleaning Invert Slope is Given

Verified
Hydraulic Mean Depth when Self Cleansing velocity is Given

Verified
Hydraulic Mean Radius of Channel

Verified
Hydraulic Mean Radius of Channel when Velocity of Flow by Chezy's Formula is Given

Verified
Pipe coefficient when Flow Velocity by William Hazen's Formula is Given

Verified
Rugosity Coefficient when Drag Force is Given

Verified
Rugosity Coefficient when Flow Velocity by Manning's Formula is Given

Verified
Rugosity Coefficient when Self Cleansing velocity is Given

Verified
Self Cleaning Invert Slope

Verified
Self Cleansing Velocity

Verified
Self Cleansing Velocity when Friction Factor is Given

Verified
Self Cleansing Velocity when Rugosity Coefficient is Given

Verified
Specific Gravity of the Sediment when Drag Force is Given

Verified
Specific Gravity of the Sediment when Friction Factor is Given

Verified
Specific Gravity of the Sediment when Self Cleaning Invert Slope is Given

Verified
Specific Gravity of the Sediment when Self Cleansing velocity is Given

Verified
Specific Gravity of the Sediment when Self Cleansing velocity is Given

Verified
Thickness of Sediment when Drag Force is Given

Verified
Unit weight of Water when Drag Force is Given

Verified
Unit weight of Water when Hydraulic Mean Depth is Given

Verified
Velocity of Flow by Chezy's Formula

Verified
Wetted Perimeter when Hydraulic Mean Radius of Channel is Given

Verified
BOD5 when Oxygen Required in Aeration Tank is Given

Verified
BOD5 when Ratio of BOD to Ultimate BOD is 0.68

Verified
BOD5 when Ratio of BOD to Ultimate BOD is Given

Verified
Correction Factor when Difference between Saturation D.O and Operation D.O is Given

Verified
Correction Factor when Oxygen Transfer Capacity is Given

Verified
D.O Saturation for Sewage when Correction Factor is 0.8

Verified
D.O Saturation for Sewage when Correction Factor is 0.85

Verified
D.O Saturation for Sewage when Oxygen Transfer Capacity is Given

Verified
Effluent BOD when Oxygen Demand and Ultimate BOD Both is Given

Verified
Effluent BOD when Oxygen Demand of Biomass is Given

Verified
Effluent BOD when Oxygen Required in Aeration Tank is Given

Verified
Effluent BOD when Ultimate BOD is Given

Verified
Influent BOD when Oxygen Demand and Ultimate BOD Both is Given

Verified
Influent BOD when Oxygen Demand of Biomass is Given

Verified
Influent BOD when Oxygen Required in Aeration Tank is Given

Verified
Influent BOD when Ultimate BOD is Given

Verified
MLSS Returned when Oxygen Demand and Ultimate BOD Both is Given

Verified
MLSS Returned when Oxygen Demand of Biomass is Given

Verified
MLSS Returned when Oxygen Required in Aeration Tank is Given

Verified
MLSS Returned when Ultimate BOD is Given

Verified
Operation D.O Level when Correction Factor is 0.8

Verified
Operation D.O Level when Correction Factor is 0.85

Verified
Operation D.O Level when Oxygen Transfer Capacity is Given

Verified
Oxygen Required in Aeration Tank

Verified
Oxygen Required in Aeration Tank when Oxygen Demand and Ultimate BOD is Given

Verified
Oxygen Required in Aeration Tank when Oxygen Demand of Biomass is Given

Verified
Oxygen Required in Aeration Tank when Ultimate BOD is Given

Verified
Oxygen Transfer Capacity Under Standard Conditions

Verified
Oxygen Transfer Capacity Under Standard Conditions when Correction Factor is 0.8

Verified
Oxygen Transfer Capacity Under Standard Conditions when Correction Factor is 0.85

Verified
Oxygen Transfer Capacity when Difference between Saturation D.O and Operation D.O is Given

Verified
Oxygen Transferred Under Field Conditions

Verified
Oxygen Transferred Under Field Conditions when Correction Factor is 0.8

Verified
Oxygen Transferred Under Field Conditions when Correction Factor is 0.85

Verified
Oxygen Transferred Under Field when Difference between Saturation D.O and Operation D.O is Given

Verified
Ratio of BOD to Ultimate BOD

Verified
Ratio of BOD to Ultimate when Oxygen Demand of Biomass is Given

Verified
Ratio of BOD to Ultimate when Oxygen Required in Aeration Tank is Given

Verified
Sewage Discharge when Oxygen Demand and Ultimate BOD Both is Given

Verified
Sewage Discharge when Oxygen Demand of Biomass is Given

Verified
Sewage Discharge when Oxygen Required in Aeration Tank is Given

Verified
Sewage Discharge when Ultimate BOD is Given

Verified
Temperature when Correction Factor is 0.8

Verified
Temperature when Correction Factor is 0.85

Verified
Temperature when Difference between Saturation D.O and Operation D.O is Given

Verified
Temperature when Oxygen Transfer Capacity is Given

Verified
Ultimate BOD when Oxygen Required in Aeration Tank is Given

Verified
Ultimate BOD when Ratio of BOD to Ultimate BOD is 0.68

Verified
Ultimate BOD when Ratio of BOD to Ultimate BOD is Given

Verified
Volume of wasted sludge Per Day when Oxygen Demand and Ultimate BOD Both is Given

Verified
Volume of wasted sludge Per Day when Oxygen Demand of Biomass is Given

Verified
Volume of wasted sludge Per Day when Oxygen Required in Aeration Tank is Given

Verified
Volume of wasted sludge Per Day when Ultimate BOD is Given

Verified
Average Birth Rate Per Year when Natural Increase is Given

Verified
Average Death Rate Per Year when Natural Increase is Given

Verified
Average Increase Per Decade when Future Population from Incremental Increase Method is Given

Verified
Average Increase Per Decade when Future Population of 2 Decades by Incremental Method is Given

Verified
Average Increase Per Decade when Future Population of 3 Decades by Incremental Method is Given

Verified
Average Increment for a Decade when Future Population at End of 2 Decades is Given

Verified
Average Increment for a Decade when Future Population at End of 3 Decades is Given

Verified
Average Increment for a Decade when Future Population is Given

Verified
Average Incremental Increase when Future Population from Incremental Increase Method is Given

Verified
Average Incremental Increase when Future Population of 2 Decades by Incremental Method is Given

Verified
Average Incremental Increase when Future Population of 3 Decades by Incremental Method is Given

Verified
Average Percentage Increase when Future Population from Geometrical Increase Method is Given

Verified
Average Percentage Increase when Future Population of 2 Decades by Geometrical Method is Given

Verified
Average Percentage Increase when Future Population of 3 Decades by Geometrical Method is Given

Verified
Design Period when Natural Increase is Given

Verified
Future Population at the End of 2 Decades

Verified
Future Population at the End of 2 Decades in Geometrical Increase Method

Verified
Future Population at the End of 2 Decades in Incremental Increase Method

Verified
Future Population at the End of 3 Decades

Verified
Future Population at the End of 3 Decades in Geometrical Increase Method

Verified
Future Population at the End of 3 Decades in Incremental Increase Method

Verified
Future Population at the End of n Decades

Verified
Future Population at the End of n Decades in Geometrical Increase Method

Verified
Future Population at the End of n Decades in Incremental Increase Method

Verified
Future Population at the End of n Decades when Migration is Given

Verified
Migration when Future Population at the End of n Decades is Given

Verified
Natural Increase when Design Period is Given

Verified
Natural Increase when Future Population at the End of n Decades is Given

Verified
Number of Decades when Future Population from Geometrical Increase Method is Given

Verified
Number of Decades when Future Population is Given

Verified
Present Population when Future Population at the End of 2 Decades is Given

Verified
Present Population when Future Population at the End of 3 Decades is Given

Verified
Present Population when Future Population at the End of n Decades is Given

Verified
Present Population when Future Population at the End of n Decades is Given

Verified
Present Population when Future Population from Geometrical Increase Method is Given

Verified
Present Population when Future Population from Incremental Increase Method is Given

Verified
Present Population when Future Population of 2 Decades by Geometrical Increase Method is Given

Verified
Present Population when Future Population of 2 Decades by Incremental Increase Method is Given

Verified
Present Population when Future Population of 3 Decades by Geometrical Increase Method is Given

Verified
Present Population when Future Population of 3 Decades by Incremental Increase Method is Given

Verified
Present Population when Natural Increase is Given

Verified
Area of Cross-section for Full Flow when Hydraulic Mean Depth and Discharge Ratio is Given

Verified
Area of Cross-section for Full Flow when Only Discharge Ratio is Given

Verified
Area of Cross-section for Full Flow when Only Hydraulic Mean Depth Ratio is Given

Verified
Area of Cross-section for Partial Flow when Hydraulic Mean Depth and Discharge Ratio is Given

Verified
Area of Cross-section for Partial Flow when Only Discharge Ratio is Given

Verified
Area of Cross-section for Partial Flow when Only Hydraulic Mean Depth Ratio is Given

Verified
Bed Slope for Full Flow when Bed Slope for Partial Flow is Given

Verified
Bed Slope for Full Flow when Velocity Ratio is Given

Verified
Bed Slope for Partial Flow

Verified
Bed Slope for Partial Flow when Velocity Ratio is Given

Verified
Discharge of Full Flow when Hydraulic Mean Depth for Partial flow is Given

Verified
Discharge of Full Flow when Hydraulic Mean Depth Ratio is Given

Verified
Discharge Ratio when Hydraulic Mean Depth for Full Flow is Given

Verified
Discharge Ratio when Hydraulic Mean Depth Ratio is Given

Verified
Hydraulic Mean Depth for Full Flow when Bed Slope for Partial Flow is Given

Verified
Hydraulic Mean Depth for Full Flow when Only Velocity Ratio is Given

Verified
Hydraulic Mean Depth for Full Flow when Self Cleansing Velocity is Given

Verified
Hydraulic Mean Depth for Full Flow when Velocity of Full Flow is Given

Verified
Hydraulic Mean Depth for Full Flow when Velocity Ratio is Given

Verified
Hydraulic Mean Depth for Partial Flow when Bed Slope for Partial Flow is Given

Verified
Hydraulic Mean Depth for Partial Flow when Only Velocity Ratio is Given

Verified
Hydraulic Mean Depth for Partial Flow when Self Cleansing Velocity is Given

Verified
Hydraulic Mean Depth for Partial Flow when Velocity of Full Flow is Given

Verified
Hydraulic Mean Depth for Partial Flow when Velocity Ratio is Given

Verified
Hydraulic Mean Depth Ratio when Discharge Ratio is Given

Verified
Hydraulic Mean Depth Ratio when Self Cleansing Discharge is Given

Verified
Hydraulic Mean Depth Ratio when Velocity Ratio is Given

Verified
Ratio of Bed Slope when Velocity Ratio is Given

Verified
Roughness Coefficient for Full Flow when Hydraulic Mean Depth and Discharge Ratio is Given

Verified
Roughness Coefficient for Full Flow when Hydraulic Mean Depth and Velocity Ratio is Given

Verified
Roughness Coefficient for Full Flow when Hydraulic Mean Depth Ratio is Given

Verified
Roughness Coefficient for Full Flow when Only Discharge Ratio is Given

Verified
Roughness Coefficient for Full Flow when Only Hydraulic Mean Depth Ratio is Given

Verified
Roughness Coefficient for Full Flow when Only Velocity Ratio is Given

Verified
Roughness Coefficient for Full Flow when Self Cleansing Velocity is Given

Verified
Roughness Coefficient for Full Flow when Velocity Ratio is Given

Verified
Roughness Coefficient for Partial Flow when Hydraulic Mean Depth and Discharge Ratio is Given

Verified
Roughness Coefficient for Partial Flow when Hydraulic Mean Depth and Velocity Ratio is Given

Verified
Roughness Coefficient for Partial Flow when Hydraulic Mean Depth Ratio is Given

Verified
Roughness Coefficient for Partial Flow when Only Discharge Ratio is Given

Verified
Roughness Coefficient for Partial Flow when Only Hydraulic Mean Depth Ratio is Given

Verified
Roughness Coefficient for Partial Flow when Only Velocity Ratio is Given

Verified
Roughness Coefficient for Partial Flow when Self Cleansing Velocity is Given

Verified
Roughness Coefficient for Partial Flow when Velocity Ratio is Given

Verified
Self Cleansing Discharge when Hydraulic Mean Depth for Full Flow is Given

Verified
Self Cleansing Discharge when Hydraulic Mean Depth Ratio is Given

Verified
Self Cleansing Velocity when Bed Slope for Partial Flow is Given

Verified
Self Cleansing Velocity when Hydraulic Mean Depth for Full Flow is Given

Verified
Self Cleansing Velocity when Hydraulic Mean Depth Ratio is Given

Verified
Self Cleansing Velocity when Ratio of Bed Slope is Given

Verified
Velocity of Full Flow when Hydraulic Mean Depth for Full Flow is Given

Verified
Velocity of Full Flow when Hydraulic Mean Depth Ratio is Given

Verified
Velocity Ratio when Hydraulic Mean Depth Ratio is Given

Verified
Velocity Ratio when Ratio of Bed Slope is Given

Verified
Velocity when Running Full when Bed Slope for Partial Flow is Given

Verified
Velocity when Running Full when Ratio of Bed Slope is Given

Created
BOD of industry when population equivalent is given

Created
BOD when dilution factor is given

Created
Constant of integration when oxygen equivalent is given

Created
Deoxygenation constant

Created
De-oxygenation constant

Created
Deoxygenation constant at 20°C when deoxygenation constant at temperature T is given

Created
Deoxygenation constant at temperature T

Created
Deoxygenation constant using best fit line

Created
De-oxygenation constant when organic matter present at the start of BOD is given

Created
Deoxygenation constant when organic matter present at the start of BOD using best fit line is given

Created
De-oxygenation constant when total amount of organic matter oxidised is given

Created
DO consumed by diluted sample when BOD in sewage is given

Created
DO consumed by diluted sample when dilution factor is given

Created
Hydrogen ion concentration when pH of sewage is given

Created
Intercept of line on Y axis when deoxygenation constant using best fit is given

Created
Intercept of line on Y axis when organic matter present at start of BOD using best fit line is given

Created
Organic matter present at the start of BOD

Created
Organic matter present at the start of BOD using best fit line

Created
Organic matter present at the start of BOD when total amount of organic matter oxidised is given

Created
Oxygen equivalent

Created
Oxygen equivalent when organic matter present at the start of BOD is given

Created
Oxygen equivalent when rate of deoxygenation is given

Created
pH value of sewage

Created
Population equivalent

Created
Population equivalent when standard BOD of industrial sewage is given

Created
Rate constant when deoxygenation constant is given

Created
Rate constant when de-oxygenation constant is given

Created
Rate constant when oxygen equivalent is given

Created
Rate constant when rate of deoxygenation is given

Created
Rate of deoxygenation

Created
Relative stability

Created
Relative stability at 37°C

Created
Slope of line when deoxygenation constant using best fit line is given

Created
Standard BOD of domestic sewage when standard BOD of industrial sewage is given

Created
Standard BOD of industrial sewage

Created
Temperature when deoxygenation constant at temperature T is given

Created
Threshold odour number

Created
Time when organic matter present at the start of BOD is given

Created
Time when oxygen equivalent is given

Created
Time when relative stability at 37°C is given

Created
Time when relative stability is given

Created
Time when total amount of organic matter oxidised is given

Created
Total amount of organic matter oxidised

Created
Volume of diluted sample when BOD in sewage is given

Created
Volume of distilled water when threshold odour number is given

Created
Volume of the sewage when threshold odour number is given

Created
Volume of undiluted sample when BOD in sewage is given

Verified
Acceleration Due to Gravity when Settling Velocity for Turbulent Settling is Given

Verified
Acceleration Due to Gravity when Settling Velocity is Given

Verified
Acceleration Due to Gravity when Settling Velocity within Transition Zone is Given

Verified
Area of Particle when Drag Force Offered by the Fluid is Given

Verified
Buoyancy when Effective Weight of the Particle is Given

Verified
Coefficient of Drag for Transition Settling

Verified
Coefficient of Drag for Transition Settling when Reynold Number is Given

Verified
Coefficient of Drag when Drag Force Offered by the Fluid is Given

Verified
Coefficient of Drag when Reynold Number is Given

Verified
Coefficient of Drag when Settling Velocity is Given

Verified
Coefficient of Drag when Settling Velocity of Spherical Particle is Given

Verified
Density of Water when Coefficient of Drag is Given

Verified
Density of Water when Drag Force Offered by the Fluid is Given

Verified
Density of Water when Kinematic Viscosity of Water is Given

Verified
Diameter of Particle Settling Velocity for Inorganic Solids is Given

Verified
Diameter of Particle when Settling Velocity for Modified Hazen's Equation is Given

Verified
Diameter of Particle when Settling Velocity for Organic Matter is Given

Verified
Diameter of Particle when Settling Velocity for Turbulent Settling is Given

Verified
Diameter of Particle when Settling Velocity is Given

Verified
Diameter of Particle when Settling Velocity within Transition Zone is Given

Verified
Diameter of the Particle when Coefficient of Drag is Given

Verified
Diameter of the Particle when Reynold Number is Given

Verified
Diameter of the Particle when Settling Velocity of Spherical Particle is Given

Verified
Drag Force Offered by the Fluid

Verified
Dynamic Viscosity when Kinematic Viscosity of Water is Given

Verified
Effective Weight of the Particle

Verified
Effective Weight of the Particle when Buoyancy is Given

Verified
Kinematic Viscosity of Water when Dynamic Viscosity is Given

Verified
Kinematic Viscosity of Water when Reynold Number is Given

Verified
Kinematic Viscosity of Water when Settling Velocity of Spherical Particle is Given

Verified
Kinematic Viscosity when Settling Velocity within Transition Zone is Given

Verified
Radius of Particle when Effective Weight of the Particle is Given

Verified
Reynold Number when Coefficient of Drag for Transition Settling is Given

Verified
Reynold Number when Coefficient of Drag is Given

Verified
Reynold Number when Settling Velocity of Spherical Particle is Given

Verified
Settling Velocity for Inorganic Solids

Verified
Settling Velocity for Modified Hazen's Equation

Verified
Settling Velocity for Organic Matter

Verified
Settling Velocity for Turbulent Settling

Verified
Settling Velocity of Spherical Particle

Verified
Settling Velocity of Spherical Particle when Coefficient of Drag is Given

Verified
Settling Velocity of Spherical Particle when Reynold Number is Given

Verified
Settling Velocity when Diameter of Particle is Between 0.1 mm to 1 mm

Verified
Settling Velocity when Specific Gravity of Particle is Given

Verified
Specific Gravity of Particle when Settling Velocity for Modified Hazen's Equation is Given

Verified
Specific Gravity of Particle when Settling Velocity for Turbulent Settling is Given

Verified
Specific Gravity of Particle when Settling Velocity is Given

Verified
Specific Gravity of Particle when Settling Velocity of Spherical Particle is Given

Verified
Specific Gravity of Particle when Settling Velocity within Transition Zone is Given

Verified
Temperature when Settling Velocity for Inorganic Solids is Given

Verified
Temperature when Settling Velocity for Modified Hazen's Equation is Given

Verified
Temperature when Settling Velocity for Organic Matter is Given

Verified
Total Weight when Effective Weight of the Particle is Given

Verified
Unit weight of Particle when Effective Weight of the Particle is Given

Verified
Unit Weight of Water when Effective Weight of the Particle is Given

Verified
Velocity of Fall when Drag Force Offered by the Fluid is Given