SSC JE Electrical 2018 with solution SET-1
The motor used on a small lathe is usually

D.C shunt Motor
Single-phase capacitor run Motor
Universal Motor
3-Phase Synchronous Motor

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
 Which of the following is the CORRECT formula for permeance?

B/H
φ/Fm
Fm/L
I/H

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2018 with solution SET-1
 If the field of a DC shunt motor gets opened while the motor is running, then the

The motor will attain the dangerously high speed
Armature current will drop
Motor will become slow
Armature will oscillate about original speed as the mean speed

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP