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Input Power of Series DC Motor Formula

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Input Power is defined as the total power supplied to the electrical dc motor from the source which is connected to it. Check FAQs

P in = V s \cdot I a

P_in - Input Power?V_s - Supply Voltage?I_a - Armature Current?

Input Power of Series DC Motor Example

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With units

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Here is how the Input Power of Series DC Motor equation looks like with Values.

Here is how the Input Power of Series DC Motor equation looks like with Units.

Here is how the Input Power of Series DC Motor equation looks like.

173.76 = 240 \cdot 0.724

173.76W = 240V \cdot 0.724A

173.76 = 240 \cdot 0.724

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Input Power of Series DC Motor Solution

Follow our step by step solution on how to calculate Input Power of Series DC Motor?

FIRST Step Consider the formula

P in = V s \cdot I a

Next Step Substitute values of Variables

∴

P in = 240V \cdot 0.724A

Next Step Prepare to Evaluate

∴

P in = 240 \cdot 0.724

LAST Step Evaluate

∴

P in = 173.76W

Input Power of Series DC Motor Formula Elements

Variables

Input Power

Input Power is defined as the total power supplied to the electrical dc motor from the source which is connected to it.

Symbol: P_in

Measurement: PowerUnit: W

Note: Value can be positive or negative.

Formulas to find Input Power

Supply Voltage

Supply Voltage is the input voltage being fed to the dc motor circuit. It affects various motor parameters, such as speed, torque, and power consumption.

Symbol: V_s

Measurement: Electric PotentialUnit: V

Note: Value should be greater than 0.

Formulas to find Supply Voltage

Armature Current

The armature current plays a crucial role in determining the performance and operation of a DC motor. It affects the motor's torque production, speed, and efficiency.

Symbol: I_a

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find Armature Current

Other formulas in Voltage category

Go Voltage Equation of Series DC Motor

V s = V a + I a \cdot (R a + R sf)

Go Armature Induced Voltage of Series DC motor given Voltage

V a = V s - I a \cdot (R a + R sf)

Go Voltage of Series DC Motor given Input Power

V s = \frac{P in}{I a}

How to Evaluate Input Power of Series DC Motor?

Input Power of Series DC Motor evaluator uses Input Power = Supply Voltage*Armature Current to evaluate the Input Power, The Input Power of Series DC Motor formula is defined as the power of the series dc motor at the input side. It is dependent on Supply voltage. Input Power is denoted by P_in symbol.

How to evaluate Input Power of Series DC Motor using this online evaluator? To use this online evaluator for Input Power of Series DC Motor, enter Supply Voltage (V_s) & Armature Current (I_a) and hit the calculate button.

FAQs on Input Power of Series DC Motor

What is the formula to find Input Power of Series DC Motor?

The formula of Input Power of Series DC Motor is expressed as Input Power = Supply Voltage*Armature Current. Here is an example- 173.76 = 240*0.724.

How to calculate Input Power of Series DC Motor?

With Supply Voltage (V_s) & Armature Current (I_a) we can find Input Power of Series DC Motor using the formula - Input Power = Supply Voltage*Armature Current.

Can the Input Power of Series DC Motor be negative?

Yes, the Input Power of Series DC Motor, measured in Power can be negative.

Which unit is used to measure Input Power of Series DC Motor?

Input Power of Series DC Motor is usually measured using the Watt[W] for Power. Kilowatt[W], Milliwatt[W], Microwatt[W] are the few other units in which Input Power of Series DC Motor can be measured.

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