Armature Resistance Calculator

Calculate the armature resistance of a DC motor based on its voltage, current, and power ratings.

Input Parameters

Calculation Results

Calculation Formula

R = V / I

Where:
R = Armature Resistance (Ω)
V = Voltage (V)
I = Current (A)

Armature Resistance Calculator Usage Guide

Learn how to use the Armature Resistance Calculator and its working principles

How to Use the Calculator

  1. Enter the voltage (V) of your DC motor in the first input field.
  2. Enter the current (A) flowing through the armature in the second input field.
  3. Enter the power (W) rating of the motor in the third input field.
  4. Click the "Calculate" button to compute the armature resistance.
  5. The result will be displayed in the "Armature Resistance (Ω)" field.

Working Principle

The armature resistance of a DC motor can be calculated using Ohm's Law, which states that resistance (R) is equal to voltage (V) divided by current (I). The formula used is:

R = V / I

This formula helps in determining the resistance of the armature windings, which is crucial for understanding the motor's performance and efficiency.

Applications

The Armature Resistance Calculator is useful for:

  • Designing and analyzing DC motor circuits.
  • Diagnosing motor issues related to armature resistance.
  • Ensuring proper motor performance and efficiency.