Transformers The maximum efficiency of a distribution transformer is at no load at 50% full load at full load at 80% full load at no load at 50% full load at full load at 80% full load ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer has full load copper loss of 400 W. The copper loss at half full load will be _____. 100 W None of the listed here 200 W 400 W 100 W None of the listed here 200 W 400 W ANSWER DOWNLOAD EXAMIANS APP
Transformers The highest voltage for transmitting electrical power in india is 66 kV 33 kV 132 kV 400 kV 66 kV 33 kV 132 kV 400 kV ANSWER DOWNLOAD EXAMIANS APP
Transformers The temperature rise of transformer is directly proportional to _______ None of the listed here Leakage reactance Reactive power Apparent power None of the listed here Leakage reactance Reactive power Apparent power ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on AC as well as DC Ac only Dc only None of the listed here AC as well as DC Ac only Dc only None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer operates poorly at very low frequencies because _____ Magnetising current is abnormally high Primary reactance is too much increased None of the listed here Permeability of core is increased Magnetising current is abnormally high Primary reactance is too much increased None of the listed here Permeability of core is increased ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS