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Which of the following motor is used where high starting torque and wide speed range control is required?

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Which of the following motor is used where high starting torque and wide speed range control is required?

(a) All motors

(b) Induction motor

(c) Synchronous motor

(d) DC motor

I got this question at a job interview.

The above asked question is from DC Motor Basics -2 topic in section DC Motors of DC Machines

1 Answer

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Best answer
Right choice is (d) DC motor

Best explanation: DC series motor gives the maximum starting torque at starting. With the help of Ward Leonard speed control method various speeds are also available. It provides one mode to othe transmission also.

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