In a differentially compounded D.C. motor, if shunt field suddenly opens____________?

D.C. Motors 13/10/2021

A. the motor will first stop and then run in opposite direction as series motor
B. the motor will work as series motor and run at slow speed in the same direction
C. the motor will work as series motor and run at high speed in the same direction
D. the motor will not work and come to stop

Related Mcqs:

    In D.C. shunt motors as load is reduced__________________?
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    A D.C. series motor is that which______________?
    A. has its field winding consisting of thick wire and less turns B. has a poor torque C. can be started easily without load D. has almost constant speed...
    In case of conductively compensated D.C. series motors, the compensating winding is provided______________?
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