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.Management Sciences
A. magnetic relay
B. thermal relay
C. centrifugal switch
D. none of the above
Related Mcqs:
- In a split phase motor____________?
- A. the starting winding is connected through a centrifugal switch B. the running winding is connected through a centrifugal switch C. both starting and running windings are connected through a centrifugal switch D. centrifugal switch is used to control supply voltage...
- Which of the following motors is used in mixies ?
- A. Repulsion motor B. Reluctance motor C. Hysteresis motor D. Universal motor...
- Single phase induction motor usually operates on__________?
- A. 0.6 power factor lagging B. 0.8 power factor lagging C. 0.8 power factor leading D. unity power factor...
- When a D.C. series motor is connected to A.C. supply, the power factor will be low because of____________?
- A. high inductance of field and armature circuits B. induced current in rotor due to variations of flux C. fine copper wire winding D. none of the above...
- If a single phase induction motor runs slower than normal, the most likely defect is_____________?
- A. worn bearings B. short-circuit in the winding C. open-circuit in the winding D. none of the above...
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