Electrical Machine Design - Study Mode
[#181] Operating torques in analogue instruments are
Correct Answer
(C) deflecting, control and damping
[#182] The principle on which vector voltmeter is based is
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(D) that it measures the amplitude of a single at two points and at the same time measures their phase difference
[#183] Which of the following is the major consideration to evolve a good design ?
Correct Answer
(D) All of the above
[#184] The stator of phase shifting transformer for use in conjunction with an A.C. potentiometer usually has a
Correct Answer
(B) two-phase winding
[#185] Which of the following problem arises in D.C. motors which are fed from thyristor bridge circuits ?
Correct Answer
Increased I R losses