Transformers In a certain transformer, the input power to the primary is 120 W. If 8.5 W are lost to the winding resistance, what is the output power to the load, neglecting any other issues? 1,020 W 111.5 W 14.1 W 0 W 1,020 W 111.5 W 14.1 W 0 W ANSWER DOWNLOAD EXAMIANS APP
Transformers Natural oil cooling is used for transformers up to a rating of 1000 kVA 250 kVA 3000 kVA 500 kVA 1000 kVA 250 kVA 3000 kVA 500 kVA ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer will work on None of the listed here Dc only Ac only AC as well as DC None of the listed here Dc only Ac only AC as well as DC ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer oil must be free from Moisture Gases Sludge Odour Moisture Gases Sludge Odour 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 V 6 V 0.75 V 48 V 0 V 6 V 0.75 V 48 V ANSWER DOWNLOAD EXAMIANS APP
Transformers A transformer operates poorly at very low frequencies because _____ Magnetising current is abnormally high Permeability of core is increased None of the listed here Primary reactance is too much increased Magnetising current is abnormally high Permeability of core is increased None of the listed here Primary reactance is too much increased ANSWER DOWNLOAD EXAMIANS APP
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