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.Management Sciences
A. runs as a generator
B. does not run as a generator
C. also runs as a motor comes to stop after sometime
Related Mcqs:
- 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 a D.C. series motor, if the armature current is reduced by 50%, the torque of the motor will be equal to
- A. 100% of the previous value B. 50% of the previous value C. 25% of the previous value D. 10% of the previous value E. none of the above...
- The speed of a D.C. shunt motor can be increased by_______________?
- A. increasing the resistance in armature circuit B. increasing the resistance in field circuit C. reducing the resistance in the field circuit D. reducing the resistance in the armature circuit...
- Ward-Leonard control is basically a____________?
- A. voltage control method B. field divertor method C. field control method D. armature resistance control method...
- In the D.C. motor the iron losses occur in____________?
- A. the field B. the armature C. the brushes D. the commutator...
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