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EEE :: D.C. Motors

  1. Which of the following motor is preferred for operation in highly explosive atmosphere?

  2. A.

     Series motor

    B.

     Shunt motor

    C.

     Air motor

    D.

     Battery operated motor

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  3. Which method of braking is generally used in elevators?

  4. A.

     Plugging

    B.

     Regenerative braking

    C.

     Rheostat braking

    D.

     None of the above

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