An isolation transformer has primary to secondary turns ratio of
An isolation transformer has primary to secondary turns ratio of: 1:1 1:2 2:1 Any of above Correct answer: 1. 1:1
Read moreAn isolation transformer has primary to secondary turns ratio of: 1:1 1:2 2:1 Any of above Correct answer: 1. 1:1
Read moreIn Electrical Machines the hysteresis effect results in: Power loss Reduction of efficiency Raising temperature of machine All of above
Read moreThe capacitor start, capacitor run induction motor acts as a true 2-phase motor at which of the following condition: No
Read moreA DC series motor will over speed for which of the following condition: When field is opened When load is
Read moreThe flux in core of single phase transformer is: Purely rotating one Purely alternating one Partly alternating and partly rotating
Read moreCertain transformer has full-load copper losses of 500 W. What is value of copper loss at half load: 62.5 W
Read moreWhat is the full load primary current of a 3000/150 V, 30 kVA transformer: 2 A 5 A 10 A
Read moreThe overall efficiency of a DC generator is maximum when its variable loss equals: Stray losses Iron losses Constant losses
Read moreTransformer MCQ Questions The iron core in transformer provides _____________ path to main flux The iron core in transformer provides
Read moreTransformer MCQ Questions The efficiency of two identical transformers under load conditions can be determined by which of the following
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