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Vishwakarma Government Engineering College (VGEC), Ahmedabad
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## EMF Of Dc Machine When Constant Of The DC Machine Is Given Solution

STEP 0: Pre-Calculation Summary
Formula Used
electromotive_force = Constant Of The DC Machine*Angular Speed*Flux per pole
ε = K*ω*F
This formula uses 3 Variables
Variables Used
Constant Of The DC Machine- Constant of the dc machine is a constant quantity that we define for making the EMF equation of a DC machine easy.
Angular Speed - Angular speed is defined as the rate of change of angular displacement. (Measured in Revolution per Second)
Flux per pole - The flux per pole is the ratio of flux by poles. (Measured in Weber)
STEP 1: Convert Input(s) to Base Unit
Constant Of The DC Machine: 0.5 --> No Conversion Required
Angular Speed: 5 Revolution per Second --> 31.4159265342981 Radian per Second (Check conversion here)
Flux per pole: 10 Weber --> 10 Weber No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
ε = K*ω*F --> 0.5*31.4159265342981*10
Evaluating ... ...
ε = 157.079632671491
STEP 3: Convert Result to Output's Unit
157.079632671491 Volt --> No Conversion Required
157.079632671491 Volt <-- Electromotive Force
(Calculation completed in 00.016 seconds)

## < 10+ Dc Machine Calculators

Constant Of The DC Machine
constant_of_the_dc_machine = Number of conductors*Number of pole/2*pi*Number of parallel paths Go
Series Generator Terminal Voltage
voltage = Induced voltage-(Armature Current*(Armature resistance+Series field resistance)) Go
Back EMF
electromotive_force = Voltage-(Armature Current*Armature resistance) Go
Shunt Generator Terminal Voltage
voltage = Induced voltage-(Armature Current*Armature resistance) Go
Shunt Field Current
shunt_field_current = Voltage/Shunt field resistance Go
Field Current
field_current = Voltage/Shunt field resistance Go
Armature Current
armature_current = Field Current+Load current Go
Power Generated When The Armature Current Is Given
power = Induced voltage*Armature Current Go
Angular Speed Of The Dc Machine
angular_speed = (2*pi*Motor Speed)/60 Go
Power Generated When Torque is Given
power = Angular Speed*Torque Go

### EMF Of Dc Machine When Constant Of The DC Machine Is Given Formula

electromotive_force = Constant Of The DC Machine*Angular Speed*Flux per pole
ε = K*ω*F

## What is the emf equation for DC generator?

Emf Equation of a DC Generator. As the armature rotates, a voltage is generated in its coils. In the case of a generator, the emf of rotation is called the Generated emf or Armature emf and is denoted as Er = Eg. In the case of a motor, the emf of rotation is known as Back emf or Counter emf and represented as Er = Eb.

## How to Calculate EMF Of Dc Machine When Constant Of The DC Machine Is Given?

EMF Of Dc Machine When Constant Of The DC Machine Is Given calculator uses electromotive_force = Constant Of The DC Machine*Angular Speed*Flux per pole to calculate the Electromotive Force, EMF of Dc machine when constant of the DC machine is given is induced when a conductor is rotated in a magnetic field. The emf induced in a conductor depends on the speed of rotation of the conductor and the flux produced from a field winding. Let us drive the equation of an emf induced in a DC generator. Electromotive Force and is denoted by ε symbol.

How to calculate EMF Of Dc Machine When Constant Of The DC Machine Is Given using this online calculator? To use this online calculator for EMF Of Dc Machine When Constant Of The DC Machine Is Given, enter Constant Of The DC Machine (K), Angular Speed (ω) and Flux per pole (F) and hit the calculate button. Here is how the EMF Of Dc Machine When Constant Of The DC Machine Is Given calculation can be explained with given input values -> 157.0796 = 0.5*31.4159265359*10.

### FAQ

What is EMF Of Dc Machine When Constant Of The DC Machine Is Given?
EMF of Dc machine when constant of the DC machine is given is induced when a conductor is rotated in a magnetic field. The emf induced in a conductor depends on the speed of rotation of the conductor and the flux produced from a field winding. Let us drive the equation of an emf induced in a DC generator and is represented as ε = K*ω*F or electromotive_force = Constant Of The DC Machine*Angular Speed*Flux per pole. Constant of the dc machine is a constant quantity that we define for making the EMF equation of a DC machine easy, Angular speed is defined as the rate of change of angular displacement and The flux per pole is the ratio of flux by poles.
How to calculate EMF Of Dc Machine When Constant Of The DC Machine Is Given?
EMF of Dc machine when constant of the DC machine is given is induced when a conductor is rotated in a magnetic field. The emf induced in a conductor depends on the speed of rotation of the conductor and the flux produced from a field winding. Let us drive the equation of an emf induced in a DC generator is calculated using electromotive_force = Constant Of The DC Machine*Angular Speed*Flux per pole. To calculate EMF Of Dc Machine When Constant Of The DC Machine Is Given, you need Constant Of The DC Machine (K), Angular Speed (ω) and Flux per pole (F). With our tool, you need to enter the respective value for Constant Of The DC Machine, Angular Speed and Flux per pole 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 Constant Of The DC Machine, Angular Speed and Flux per pole. We can use 10 other way(s) to calculate the same, which is/are as follows -
• electromotive_force = Voltage-(Armature Current*Armature resistance)
• shunt_field_current = Voltage/Shunt field resistance
• armature_current = Field Current+Load current
• voltage = Induced voltage-(Armature Current*Armature resistance)
• field_current = Voltage/Shunt field resistance
• constant_of_the_dc_machine = Number of conductors*Number of pole/2*pi*Number of parallel paths
• power = Angular Speed*Torque
• power = Induced voltage*Armature Current
• angular_speed = (2*pi*Motor Speed)/60
• voltage = Induced voltage-(Armature Current*(Armature resistance+Series field resistance))
Where is the EMF Of Dc Machine When Constant Of The DC Machine Is Given calculator used?
Among many, EMF Of Dc Machine When Constant Of The DC Machine Is Given calculator is widely used in real life applications like {FormulaUses}. Here are few more real life examples -
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