Payal Priya
Birsa Institute of Technology (BIT), Sindri
Payal Priya has created this Calculator and 100+ more calculators!

11 Other formulas that you can solve using the same Inputs

Surface Area of a Rectangular Prism
Surface Area=2*(Length*Width+Length*Height+Width*Height) GO
Perimeter of a rectangle when diagonal and length are given
Perimeter=2*(Length+sqrt((Diagonal)^2-(Length)^2)) GO
Magnetic Flux
Magnetic Flux=Magnetic Field*Length*Breadth*cos(θ) GO
Diagonal of a Rectangle when length and area are given
Diagonal=sqrt(((Area)^2/(Length)^2)+(Length)^2) GO
Area of a Rectangle when length and diagonal are given
Area=Length*(sqrt((Diagonal)^2-(Length)^2)) GO
Diagonal of a Rectangle when length and breadth are given
Diagonal=sqrt(Length^2+Breadth^2) GO
Strain
Strain=Change In Length/Length GO
Surface Tension
Surface Tension=Force/Length GO
Perimeter of a rectangle when length and width are given
Perimeter=2*Length+2*Width GO
Volume of a Rectangular Prism
Volume=Width*Height*Length GO
Area of a Rectangle when length and breadth are given
Area=Length*Breadth GO

6 Other formulas that calculate the same Output

EMF For DC Generator
Electromotive Force=Flux per pole*Number of pole*Motor Speed*Number of conductors/60*Number of parallel paths GO
EMF For DC Generator For Wave Winding
Electromotive Force=Flux per pole*Number of pole*Motor Speed*Number of conductors/120 GO
EMF Of Dc Machine When Constant Of The DC Machine Is Given
Electromotive Force=Constant Of The DC Machine*Angular Speed*Flux per pole GO
The EMF Generated Per Path For A Lap-winding
Electromotive Force=(Motor Speed*Number of conductors*Flux per pole)/60 GO
Back EMF
Electromotive Force=Voltage-(Armature Current*Armature resistance) GO
Motional EMF
Electromotive Force=Magnetic Field*Length*Velocity GO

EMF of unknown cell using potentiometer Formula

Electromotive Force=(EMF of unknown cell using potentiometer*Length)/Final length
More formulas
Electric Current when Charge and Time are Given GO
Electric Field GO
Ohm's Law GO
Resistance GO
Power when electric potential difference and electric current are given GO
Power, when electric current and resistance are given GO
Power, when electric potential difference and resistance are given, GO
Current Density when Electric Current and Area is Given GO
Electric Current when Drift Velocity is Given GO
Current Density when Resistivity is Given GO
Resistivity GO
Resistance on stretching of wire GO
Heat generated through resistance GO
Heat Energy when an electric potential difference, the electric current and time taken GO
Heat Energy when an electric potential difference, time taken, and resistance through a conductor is given GO
Electromotive force when battery is discharging GO
Electromotive force when battery is charging GO
Equivalent resistance in series GO
Equivalent resistance in parallel GO
Shunt in ammeter GO
Potential difference through voltmeter GO
Potential gradient through potentiometer GO
Current in potentiometer GO
Internal resistance using potentiometer GO
Metre Bridge GO

How is EMF of unknown cell using potentiometer calculated ?

Let balance length 1 be l1 then ε1 = xl1 let balance length 2 be l2 then ε2 = xl2 then ε12 = l1 / l2

How to Calculate EMF of unknown cell using potentiometer?

EMF of unknown cell using potentiometer calculator uses Electromotive Force=(EMF of unknown cell using potentiometer*Length)/Final length to calculate the Electromotive Force, EMF of unknown cell using potentiometer is used to find electromotive foce of unknown cell and compare electromotive force of two cells. Electromotive Force and is denoted by ε symbol.

How to calculate EMF of unknown cell using potentiometer using this online calculator? To use this online calculator for EMF of unknown cell using potentiometer, enter Length (l), Final length (l2) and EMF of unknown cell using potentiometer ( ℰ ) and hit the calculate button. Here is how the EMF of unknown cell using potentiometer calculation can be explained with given input values -> 3 = (6*3)/6.

FAQ

What is EMF of unknown cell using potentiometer?
EMF of unknown cell using potentiometer is used to find electromotive foce of unknown cell and compare electromotive force of two cells and is represented as ε=( ℰ *l)/l2 or Electromotive Force=(EMF of unknown cell using potentiometer*Length)/Final length. Length is the measurement or extent of something from end to end, Final length is the measurement or extent of something from end to end and EMF of unknown cell using potentiometer is used to find emf of unknown cell and compare emf of two cells.
How to calculate EMF of unknown cell using potentiometer?
EMF of unknown cell using potentiometer is used to find electromotive foce of unknown cell and compare electromotive force of two cells is calculated using Electromotive Force=(EMF of unknown cell using potentiometer*Length)/Final length. To calculate EMF of unknown cell using potentiometer, you need Length (l), Final length (l2) and EMF of unknown cell using potentiometer ( ℰ ). With our tool, you need to enter the respective value for Length, Final length and EMF of unknown cell using potentiometer and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Electromotive Force?
In this formula, Electromotive Force uses Length, Final length and EMF of unknown cell using potentiometer. We can use 6 other way(s) to calculate the same, which is/are as follows -
  • Electromotive Force=Voltage-(Armature Current*Armature resistance)
  • Electromotive Force=Flux per pole*Number of pole*Motor Speed*Number of conductors/120
  • Electromotive Force=Flux per pole*Number of pole*Motor Speed*Number of conductors/60*Number of parallel paths
  • Electromotive Force=(Motor Speed*Number of conductors*Flux per pole)/60
  • Electromotive Force=Constant Of The DC Machine*Angular Speed*Flux per pole
  • Electromotive Force=Magnetic Field*Length*Velocity
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