Home
Class 12
PHYSICS
The current in the armature of dc motor ...

The current in the armature of dc motor is the maximum when the motor is :

A

switched off

B

switched on

C

running at full speed

D

running at intermediate speed.

Text Solution

Verified by Experts

Promotional Banner

Similar Questions

Explore conceptually related problems

A motor

The resistance of the armature of a dc motor is 50 Omega . A power supply of 200 V is connected across it and the current through the armature is 2A. What is back emf ?

A small dc motor operating at 200 V draws a current of 5.0 A at its full speed of 100 pi rad s^(-1) . The resistance of the armature of the motor is 10 Omega . Determine the back emf of the motor. Obtain the power input, power output and efficiency of the motor.

The alternating current in RCL series circuit is maximum when :

Write the role of motor areas in brain.

How can the speed of rotation of the armature coil of an electric motor be increased ?