Transformers When load on a transformer is increased, the eddy current _____ Is increased None of the listed here Remains unchanged Is decreased Is increased None of the listed here Remains unchanged Is decreased ANSWER DOWNLOAD EXAMIANS APP
Transformers The hum in a transformer is mainly attributed to magnetostriction mechanical vibrations load changes oil in the transformer magnetostriction mechanical vibrations load changes oil in the transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers Two things which are same for primary and secondary of transformer are ______ Currents and induced voltages Ampere turns and voltage per turns Resistance and leakage reactances None of the listed here Currents and induced voltages Ampere turns and voltage per turns Resistance and leakage reactances None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following parts of a transformer is visible from outside? Bushings Core Primary winding Secondary winding Bushings Core Primary winding Secondary winding ANSWER DOWNLOAD EXAMIANS APP
Transformers What is the approximate efficiency of large transformers? 65% 95 % 75% 85% 65% 95 % 75% 85% ANSWER DOWNLOAD EXAMIANS APP
Transformers If 25 W of power are applied to the primary of an ideal transformer with a turns ratio of 10, the power delivered to the secondary load is 250 W 25 W 0 W 2.5 W 250 W 25 W 0 W 2.5 W ANSWER DOWNLOAD EXAMIANS APP
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