DC Motors – Page 9 – HI MCQ!

Usually wide and sensitive speed control is desired in case of?

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Small D.C. motors up to 5 H.P. usually have?

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For which of the following applications a D.C. motor is preferred over an A.C. motor?

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Following motor ls used where high starting torque and wide speed range control is required?

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Compensating winding in a D.C. machine is placed?

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D.C. motor is to a drive a load which is almost nil for certain part of the load cycle and peak value for short duration. We will select this?

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In a D.C. motor, the ratio E¡/V4 indicates?

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In a D.C. motor if the back e.m.f. is absent?

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Which of the following is not necessarily the advantage of D.C. motors over A.C. motors?

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Which of the following methods is most economical for finding the no-load losses of a large D.C shunt motor?

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