Transformers Two things which are same for primary and secondary of transformer are ______ None of the listed here 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 ANSWER DOWNLOAD EXAMIANS APP
Transformers The efficiency of a transformer, under heavy loads, is comparatively low because voltage drop both in primary and secondary becomes large iron loss is increased considerably secondary output is much less as compared to primary input copper loss becomes high in proportion to the output voltage drop both in primary and secondary becomes large iron loss is increased considerably secondary output is much less as compared to primary input copper loss becomes high in proportion to the output ANSWER DOWNLOAD EXAMIANS APP
Transformers The open circuit test on a transformer is always made on ______ High voltage winding None of the listed here Either low or high voltage winding Low voltage winding High voltage winding None of the listed here Either low or high voltage winding Low voltage winding ANSWER DOWNLOAD EXAMIANS APP
Transformers Noise level test in a transformer is a None of these special test type test routine test None of these special test type test routine test ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer with a 110 V primary has a 15:1 turns ratio. The load resistance, RL, is 120 . What is the approximate voltage across the load? 880 V 88 V 7.3 V 73 V 880 V 88 V 7.3 V 73 V ANSWER DOWNLOAD EXAMIANS APP
Transformers Negative voltage regulation is indicative that the load is None of these inductive only inductive or resistive capacitive only None of these inductive only inductive or resistive capacitive only ANSWER DOWNLOAD EXAMIANS APP
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