Transformers The primary leakage flux links _____ Primary winding only Both primary and secondary windings None of the listed here Secondary winding only Primary winding only Both primary and secondary windings None of the listed here Secondary winding only ANSWER DOWNLOAD EXAMIANS APP
Transformers Losses which occur in rotating electric machines and do not occur in trans formers are magnetic losses hysteresis and eddy current losses copper losses friction and windage losses magnetic losses hysteresis and eddy current losses copper losses friction and windage losses ANSWER DOWNLOAD EXAMIANS APP
Transformers A no-load test is performed on a transformer to determine efficiency core loss magnetising current magnetising current and loss copper loss efficiency core loss magnetising current magnetising current and loss copper loss ANSWER DOWNLOAD EXAMIANS APP
Transformers The efficiency of a transformer, under heavy loads, is comparatively low because secondary output is much less as compared to primary input iron loss is increased considerably voltage drop both in primary and secondary becomes large copper loss becomes high in proportion to the output secondary output is much less as compared to primary input iron loss is increased considerably voltage drop both in primary and secondary becomes large copper loss becomes high in proportion to the output ANSWER DOWNLOAD EXAMIANS APP
Transformers When the secondary of a transformer is short circuited, the primary inductance _______ Is decreased Is increased None of the listed here Remians unchanged Is decreased Is increased None of the listed here Remians unchanged ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer breaths in when load remains constant None of these load on it increases load on it decreases load remains constant None of these load on it increases load on it decreases ANSWER DOWNLOAD EXAMIANS APP
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