engineering recuitment JVVNL Technical Helper 2022 Mock Test Electrician and Wireman Electrical Machines DC Motors
If the field of a DC shunt motor is opened while running, what will happen to the speed?
1
Speed of the motor will remain constant
2
The motor will get locked
3
Speed of the motor will reduce
4
Speed of the motor will become dangerously high
5
Speed reduced to zero.