Transformers The noise resulting from vibrations of laminations set by magnetic forces, is termed as Hum Magnetostriction Zoom Boo Hum Magnetostriction Zoom Boo ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Voltage Power Current Frequency Voltage Power Current Frequency ANSWER DOWNLOAD EXAMIANS APP
Transformers An ideal transformer is one which _______ Does not work None of the listed here Has no losses and leakage reactance Has same number of primary and secondary turns Does not work None of the listed here Has no losses and leakage reactance Has same number of primary and secondary turns ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is increased, the eddy current _____ Remains unchanged Is increased Is decreased None of the listed here Remains unchanged Is increased Is decreased None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Efficiency of a power transformer is of the order of 98 per cent 25 per cent 50 per cent 100 per cent 98 per cent 25 per cent 50 per cent 100 per cent ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Secondary winding Primary winding Core Bushings Secondary winding Primary winding Core Bushings ANSWER DOWNLOAD EXAMIANS APP
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