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Electrical and Electronics Engineering MCQs | Page - 21
Dear candidates you will find MCQ questions of Electrical and Electronics Engineering here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
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Q. 201) Due to which of the following reasons, copper brushes in D.C. machine are used?
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Q. 202) The magnitude of induced emf in a dc generator is given by
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Q. 203) In a dc generator, the eddy current power loss is
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Q. 204) In a 240v dc motor, back emf is 220v and Ra= 0.5Ω then its armature current is
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Q. 205) ----- is the power equation of dc motor
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Q. 206) A 4 pole 1500 rpm,dc generator has a lap wound armature having 24 slots with 10 conductors/slot.If flux/pole is 0.04Wb then emf generator in armature is -----V
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Q. 207) A 8 pole dc generator has a lap wound armature having 400 armature turns. If flux/pole is 10mWb and emf generated in armature is 200v then speed is -----rpm
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Q. 208) A 4 pole 1200 rpm, dc generator has lap wound armature producing 240v emf in the armature with flux/pole as 0.02Wb,then total number of armature conductors are
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Q. 209) The stator of I.M. motor is made up off---------- laminations.
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Q. 210) Stator part of I.M. has slots to hold -------
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