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.Management Sciences
A. is provided with slip rings
B. requires starting gear
C. has high cost
D. is compact
Related Mcqs:
- When the load is above _______________ a synchronous motor is found to be more economical?
- A. 2 kW B. 20 kW C. 50 kW D. 100 kW...
- In a paper mill where constant speed is required________________?
- A. synchronous motors are preferred B. A.C. motors are preferred C. individual drive is preferred D. group drive is preferred...
- Battery operated scooter for braking uses________________?
- A. plugging B. mechanical braking C. regenerative braking D. rheostatic braking...
- For a motor-generator set which of the following motors will be preferred ?
- A. Synchronous motor B. Slip ring induction motor C. Pole changing induction motor D. Squirrel cage induction motor...
- Which of the following types of motor enclosure is safest ?
- A. Totally enclosed B. Totally enclosed fan cooled C. Open type D. Semi closed...
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