Armature Power (DC Motor) Calculator

DC motor armature mechanical power (P_m) calculator - step by step calculation, formula & solved example problem to find the armature mechanical power produced by an electrical DC motor. Armature voltage V_a & armature current I_a are the key elements in this calculation.

Formula for Armature Power

The below mathematical formula is used in this calculator to find the armature mechanical power of an electrical DC motor

Solved Example

The below step by step solved example problem may helpful for users to understand how the input values are being used in such calculations to find the armature mechanical power of DC motor.
Example Problem
Find the armature mechanical power of a DC motor whose armature voltage V_a = 215 volts & current I_a = 0.60 Amps.
Solution
The given data
V_a = 215 volts
I_a = 0.60 Amps

Step by step calculation
Formula to find P_m = V_a x I_a
substitute the values in the above formula
= 215 x 0.60
P_m = 129 watts

In the field of electrical engineering, while changing the armature voltage & current, it's required to calculate the armature mechanical power of the DC motor. The above formula, step by step calculation & solved example problem may be useful for users to understand how the values are being used in the formula to find the armature mechanical power, however, when it comes to online for quick calculations, this calculator helps the user to perform & verify such calculations as quick as possible.