Q. If a DC motor is connected to AC supply what will happen then?

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Q. The armature of DC motor is laminated to ____________

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Q. Why are the DC motors preferred for traction applications?

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Q. Which of the following load application normally needs starting torque more than the rated torque?

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Q. Which of the following motors can be used to drive the rotary compressor?

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Q. Which DC motor is used with flywheel for intermittent light and heavy loads?

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Q. Separately excited DC generators are still used in _________________

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Q. In world today, around 25% of the motors are manufactured are DC motors.

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Q. Maximum torque in a DC machine is limited by ______________

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Q. Which of the following motor can replace DC series motor?

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Q. Which motor has almost replaced DC shunt motor from its applications?

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Q. DC shunt motor is still used instead of synchronous motor in _____________

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Q. Which type motors are preferred for lathes?

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Q. When an electric train is moving down a hill, the DC motor will operate as ____________

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Q. Nowadays, DC motor is widely used only in ____________

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Q. Which motor is preferred in highly explosive atmosphere?

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Q. For which of the following operations a DC motor is preferred over an AC motor?

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Q. The armature in DC machines is always placed on rotor because _______

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Q. In a DC machine, rectification provided with commutator is ___________

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Q. Commutator performs rectification so that output of the machine is bi-directional.

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