Transformers Cores of large transformers are built upto nearly circular cross section in order to reduce Eddy current loss Leakage reactance Copper loss Iron losses Eddy current loss Leakage reactance Copper loss Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers The open circuit test on a transformer gives _______ Copper losses Friction losses Total losses Iron losses Copper losses Friction losses Total losses Iron losses ANSWER DOWNLOAD EXAMIANS APP
Transformers When a 6 V battery is connected across the primary of a transformer with a turns ratio of 8, the secondary voltage is 0.75 V 0 V 48 V 6 V 0.75 V 0 V 48 V 6 V ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the resistance between its primary and secondary is 1 ohm Zero 1000 ohms Infinite 1 ohm Zero 1000 ohms Infinite ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary winding of a transformer has 110 V ac across it. What is the secondary voltage if the turns ratio is 8? 8,800 V 88 V 880 V 8.8 V 8,800 V 88 V 880 V 8.8 V ANSWER DOWNLOAD EXAMIANS APP
Transformers The flux in the core of a single phase transformer is _____ Partly alternating and partly rotating Purely rotating one Purely alternating one None of the listed here Partly alternating and partly rotating Purely rotating one Purely alternating one None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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