Transformers Which of the following insulating materials can withstand the highest temperature safely? Asbestos Mica Glass fibre Cellulose Asbestos Mica Glass fibre Cellulose ANSWER DOWNLOAD EXAMIANS APP
Transformers If 25 W of power are applied to the primary of an ideal transformer with a turns ratio of 10, the power delivered to the secondary load is 0 W 250 W 25 W 2.5 W 0 W 250 W 25 W 2.5 W ANSWER DOWNLOAD EXAMIANS APP
Transformers The hum in a transformer is mainly attributed to load changes mechanical vibrations oil in the transformer magnetostriction load changes mechanical vibrations oil in the transformer magnetostriction ANSWER DOWNLOAD EXAMIANS APP
Transformers A step up transformer increases Power Voltage Frequency Current Power Voltage Frequency Current ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise resulting from vibrations of laminations set by magnetic forces, is termed as Boo Hum Magnetostriction Zoom Boo Hum Magnetostriction Zoom ANSWER DOWNLOAD EXAMIANS APP
Transformers A shell-type transformer has high eddy current losses negligibly hysteresis losses None of these reduced magnetic leakage high eddy current losses negligibly hysteresis losses None of these reduced magnetic leakage ANSWER DOWNLOAD EXAMIANS APP
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