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Armature Torque given Mechanical Efficiency of DC Motor Formula

GoArmature Torque given Electrical Efficiency of DC Motor Formula

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Armature Torque is defined as the electric torque induced by the armature winding in a dc motor. Check FAQs

τ a = η m \cdot τ

τ_a - Armature Torque?η_m - Mechanical Efficiency?τ - Motor Torque?

Armature Torque given Mechanical Efficiency of DC Motor Example

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Here is how the Armature Torque given Mechanical Efficiency of DC Motor equation looks like with Values.

Here is how the Armature Torque given Mechanical Efficiency of DC Motor equation looks like with Units.

Here is how the Armature Torque given Mechanical Efficiency of DC Motor equation looks like.

0.4236 = 0.6 \cdot 0.706

0.4236N*m = 0.6 \cdot 0.706N*m

0.4236 = 0.6 \cdot 0.706

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Armature Torque given Mechanical Efficiency of DC Motor Solution

Follow our step by step solution on how to calculate Armature Torque given Mechanical Efficiency of DC Motor?

FIRST Step Consider the formula

τ a = η m \cdot τ

Next Step Substitute values of Variables

∴

τ a = 0.6 \cdot 0.706N*m

Next Step Prepare to Evaluate

∴

τ a = 0.6 \cdot 0.706

LAST Step Evaluate

∴

τ a = 0.4236N*m

Armature Torque given Mechanical Efficiency of DC Motor Formula Elements

Variables

Armature Torque

Armature Torque is defined as the electric torque induced by the armature winding in a dc motor.

Symbol: τ_a

Measurement: TorqueUnit: N*m

Note: Value can be positive or negative.

Formulas to find Armature Torque

Mechanical Efficiency

Mechanical Efficiency the ratio of the power delivered by a mechanical system to the power supplied to it.

Symbol: η_m

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Mechanical Efficiency

Motor Torque

Motor Torque is defined as a measure of the force that causes the rotor of an electrical machine to rotate about an axis.

Symbol: τ

Measurement: TorqueUnit: N*m

Note: Value should be greater than 0.

Formulas to find Motor Torque

Other Formulas to find Armature Torque

Go Armature Torque given Electrical Efficiency of DC Motor

τ a = \frac{I a \cdot V s \cdot η e}{ω s}

Other formulas in DC Motor Characteristics category

Go Machine Construction Constant of DC Motor

K f = \frac{V s - I a \cdot R a}{Φ \cdot N}

Go Back EMF Equation of DC Motor

E b = \frac{n \cdot Φ \cdot Z \cdot N}{60 \cdot n ||}

Go Supply Voltage given Electrical Efficiency of DC Motor

V s = \frac{ω s \cdot τ a}{I a \cdot η e}

Go Armature Current given Electrical Efficiency of DC Motor

I a = \frac{ω s \cdot τ a}{V s \cdot η e}

How to Evaluate Armature Torque given Mechanical Efficiency of DC Motor?

Armature Torque given Mechanical Efficiency of DC Motor evaluator uses Armature Torque = Mechanical Efficiency*Motor Torque to evaluate the Armature Torque, The Armature Torque given Mechanical Efficiency of DC Motor formula is defined as the torque that is induced into the armature winding of the DC Motor. Armature Torque is denoted by τ_a symbol.

How to evaluate Armature Torque given Mechanical Efficiency of DC Motor using this online evaluator? To use this online evaluator for Armature Torque given Mechanical Efficiency of DC Motor, enter Mechanical Efficiency (η_m) & Motor Torque (τ) and hit the calculate button.

FAQs on Armature Torque given Mechanical Efficiency of DC Motor

What is the formula to find Armature Torque given Mechanical Efficiency of DC Motor?

The formula of Armature Torque given Mechanical Efficiency of DC Motor is expressed as Armature Torque = Mechanical Efficiency*Motor Torque. Here is an example- 0.702 = 0.6*0.706.

How to calculate Armature Torque given Mechanical Efficiency of DC Motor?

With Mechanical Efficiency (η_m) & Motor Torque (τ) we can find Armature Torque given Mechanical Efficiency of DC Motor using the formula - Armature Torque = Mechanical Efficiency*Motor Torque.

What are the other ways to Calculate Armature Torque?

Here are the different ways to Calculate Armature Torque-

Armature Torque=(Armature Current*Supply Voltage*Electrical Efficiency)/Angular Speed

Can the Armature Torque given Mechanical Efficiency of DC Motor be negative?

Yes, the Armature Torque given Mechanical Efficiency of DC Motor, measured in Torque can be negative.

Which unit is used to measure Armature Torque given Mechanical Efficiency of DC Motor?

Armature Torque given Mechanical Efficiency of DC Motor is usually measured using the Newton Meter[N*m] for Torque. Newton Centimeter[N*m], Newton Millimeter[N*m], Kilonewton Meter[N*m] are the few other units in which Armature Torque given Mechanical Efficiency of DC Motor can be measured.

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