A squirrel cage induction motor is not selected when___________?

Polyphase Induction Motors 28/09/2021

A. initial cost is the main consideration
B. maintenance cost is to be kept low
C. higher starting torque is the main consideration
D. all above considerations are involved

Related Mcqs:

    Star-delta starting of motors is not possible in case of____________?
    A. single phase motors B. variable speed motors C. low horse power motors D. high speed motors...
    Stepless speed control of induction motor is possible by which of the following methods ?
    A. e.m.f. injection in rotor eueuit B. Changing the number of poles C. Cascade operation D. None of the above...
    The speed characteristics of an induction motor closely resemble the speedload characteristics of which of the following machines?
    A. D.C. series motor B. D.C. shunt motor C. universal motor D. none of the above...
    In case of 3-phase induction motors, plugging means__________?
    A. pulling the motor directly on line without a starter B. locking of rotor due to harmonics C. starting the motor on load which is more than the rated load D. interchanging two supply phases for quick stopping...
    Reduced voltage starter can be used with_____________?
    A. slip ring motor only but not with squirrel cage induction motor B. squirrel cage induction motor only but not with slip ring motor C. squirrel cage as well as slip ring induction motor D. none of the above...

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