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.Management Sciences
A. rising voltage characteristics
B. identical voltage characteristics
C. drooping voltage characteristics
D. linear voltage characteristics
Related Mcqs:
- In lap winding, the number of brushes is always_____________?
- A. double the number of poles B. same as the number of poles C. half the number of poles D. two...
- In D.C. generators, the brushes on commutator remain in contact with conductors which_________________?
- A. lie under south pole B. lie under north pole C. lie under interpolar region D. are farthest from the poles...
- The rapid wear of brushes takes place due to____________?
- A. abrasion from dust B. excessive spring pressure C. rough commutator bars D. high mica insulation between com-mutation bars E. all of the above factors...
- D.C. series generator is used_________________?
- A. to supply traction load B. to supply industrial load at constant voltage C. voltage at the toad end of the feeder D. for none of the above purpose...
- In a D.C. generator:___________________?
- A. external resistance = internal char-acteristic – armature reaction B. internal characteristic = magnetisation characteristic – ohmic drop C. external characteristic = magnetisation characteristic – ohmic drop – armature reaction D. magnetisation characteristic = external characteristic...
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