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.Management Sciences
A. is always present
B. is always absent
C. may be sometimes present
D. none of the above
Related Mcqs:
- Iron losses in a D.C. machine are independent of variations in_____________?
- A. speed B. load C. voltage D. speed and voltage...
- Armature reaction of an unsaturated D.C. machine is_____________?
- A. crossmagnetising B. demagnetising C. magnetising D. none of above...
- In any rotating machine that part which houses the conductors and in which e.m.f. induced is to be utilized is called____________?
- A. rotor B. stator C. field D. armature...
- The e.m.f. generated in a D.C. generator is directly proportional to____________?
- A. flux/pole B. speed of armature C. number of poles D. all of the above...
- A series generator can self-excite:______________?
- A. only if the load current is zero B. only if the load current is not zero C. irrespective of the value of load current D. none of the above...
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