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Voltage of Shunt DC Motor Formula

GoVoltage of Shunt DC Motor given Shunt Field Current Formula

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Supply Voltage is the input voltage being fed to the dc motor circuit. Supply voltage refers to the electrical voltage provided to an electrical device or system, such as an electric motor. Check FAQs

V sp = E b + I a \cdot R a

V_sp - Supply Voltage?E_b - Back EMF?I_a - Armature Current?R_a - Armature Resistance?

Voltage of Shunt DC Motor Example

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Here is how the Voltage of Shunt DC Motor equation looks like with Values.

Here is how the Voltage of Shunt DC Motor equation looks like with Units.

Here is how the Voltage of Shunt DC Motor equation looks like.

238.992 = 231 + 3.7 \cdot 2.16

238.992V = 231V + 3.7A \cdot 2.16Ω

238.992 = 231 + 3.7 \cdot 2.16

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Voltage of Shunt DC Motor Solution

Follow our step by step solution on how to calculate Voltage of Shunt DC Motor?

FIRST Step Consider the formula

V sp = E b + I a \cdot R a

Next Step Substitute values of Variables

∴

V sp = 231V + 3.7A \cdot 2.16Ω

Next Step Prepare to Evaluate

∴

V sp = 231 + 3.7 \cdot 2.16

LAST Step Evaluate

∴

V sp = 238.992V

Voltage of Shunt DC Motor Formula Elements

Variables

Supply Voltage

Supply Voltage is the input voltage being fed to the dc motor circuit. Supply voltage refers to the electrical voltage provided to an electrical device or system, such as an electric motor.

Symbol: V_sp

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Supply Voltage

Back EMF

The Back emf opposes the current which causes it in any dc machine. Back emf refers to the voltage that is generated in an inductor or a coil of wire when the current flowing through it changes.

Symbol: E_b

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find Back EMF

Armature Current

Armature Current DC motor is defined as the armature current developed in an electrical dc motor due to the rotation of rotor.

Symbol: I_a

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find Armature Current

Armature Resistance

The Armature Resistance is the ohmic resistance of the copper winding wires plus the brush resistance in an electrical dc motor.

Symbol: R_a

Measurement: Electric ResistanceUnit: Ω

Note: Value should be greater than 0.

Formulas to find Armature Resistance

Other Formulas to find Supply Voltage

Go Voltage of Shunt DC Motor given Shunt Field Current

V sp = I sh \cdot R sh

How to Evaluate Voltage of Shunt DC Motor?

Voltage of Shunt DC Motor evaluator uses Supply Voltage = Back EMF+Armature Current*Armature Resistance to evaluate the Supply Voltage, The Voltage of Shunt DC Motor formula is defined as the rate at which energy is drawn from a source that produces a flow of electricity in a shunt dc motor. Supply Voltage is denoted by V_sp symbol.

How to evaluate Voltage of Shunt DC Motor using this online evaluator? To use this online evaluator for Voltage of Shunt DC Motor, enter Back EMF (E_b), Armature Current (I_a) & Armature Resistance (R_a) and hit the calculate button.

FAQs on Voltage of Shunt DC Motor

What is the formula to find Voltage of Shunt DC Motor?

The formula of Voltage of Shunt DC Motor is expressed as Supply Voltage = Back EMF+Armature Current*Armature Resistance. Here is an example- 238.992 = 231+3.7*2.16.

How to calculate Voltage of Shunt DC Motor?

With Back EMF (E_b), Armature Current (I_a) & Armature Resistance (R_a) we can find Voltage of Shunt DC Motor using the formula - Supply Voltage = Back EMF+Armature Current*Armature Resistance.

What are the other ways to Calculate Supply Voltage?

Here are the different ways to Calculate Supply Voltage-

Supply Voltage=Shunt Field Current*Shunt Field Resistance

Can the Voltage of Shunt DC Motor be negative?

No, the Voltage of Shunt DC Motor, measured in Electric Potential cannot be negative.

Which unit is used to measure Voltage of Shunt DC Motor?

Voltage of Shunt DC Motor is usually measured using the Volt[V] for Electric Potential. Millivolt[V], Microvolt[V], Nanovolt[V] are the few other units in which Voltage of Shunt DC Motor can be measured.

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