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.Management Sciences
A. synchronous motors are preferred
B. A.C. motors are preferred
C. individual drive is preferred
D. group drive is preferred
Related Mcqs:
- Ward-Leonard controlled D.C. drives are generally used for _____________________ excavators?
- A. Light duty B. Medium duty C. Heavy duty D. All of the above...
- ________________ motor is a constant speed motor?
- A. Synchronous motor B. Schrage motor C. Induction motor D. Universal motor...
- In which of the following applications the load on motor changes in cyclic order ?
- A. Electric shovels B. Cranes C. Rolling mills D. All of the above...
- Battery operated scooter for braking uses__________________?
- A. plugging B. mechanical braking C. regenerative braking D. rheostatic braking...
- The capacity of a crane is expressed in terms of_______________?
- A. type of drive B. span C. tonnes D. any of the above...
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