Transformers The mutual inductance when k = 0.65, L1 = 2 H, and L2 = 5 H is 4 μH 2 mH 8 μH 2 μH 4 μH 2 mH 8 μH 2 μH ANSWER DOWNLOAD EXAMIANS APP
Transformers Two things which are same for primary and secondary of transformer are ______ Ampere turns and voltage per turns Resistance and leakage reactances Currents and induced voltages None of the listed here Ampere turns and voltage per turns Resistance and leakage reactances Currents and induced voltages None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the resistance between its primary and secondary is Infinite 1 ohm 1000 ohms Zero Infinite 1 ohm 1000 ohms Zero ANSWER DOWNLOAD EXAMIANS APP
Transformers Cores of large transformers are built upto nearly circular cross section in order to reduce Eddy current loss Copper loss Iron losses Leakage reactance Eddy current loss Copper loss Iron losses Leakage reactance ANSWER DOWNLOAD EXAMIANS APP
Transformers The main reason for generation of harmonics in a transformer could be mechanical vibrations saturation of core fluctuating load poor insulation mechanical vibrations saturation of core fluctuating load poor insulation ANSWER DOWNLOAD EXAMIANS APP
Transformers When load on a transformer is increased, the eddy current _____ None of the listed here Remains unchanged Is increased Is decreased None of the listed here Remains unchanged Is increased Is decreased ANSWER DOWNLOAD EXAMIANS APP
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