DC Motors – Page 5 – HI MCQ!

The operation of electric generators and motors depend on the interaction between magnetic field and?

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Ward-Leonard control is basically a?

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If the field of a D.C. shunt motor gets opened while motor is running?

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Speed control by Ward Leonard method gives uniform speed variation?

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No-load speed of which of the following motor will be highest?

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Which one of the following is not the function of pole shoes in a D.C. machine?

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If a D.C. motor designed for 40ºC ambient temperature is to be used for 50ºC ambient temperature, then the motor?

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Which D.C. motor will be suitable along with flywheel for intermittent light and heavy loads?

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All motors, basically, operate on the principle of either repulsion or?

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D.C. motor is to drive a load which has certain minimum value for most of the time and some peak value for short duration. We will select the?

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