Transformers The short circuit test helps us to find Iron loss at no load Cu loss at no load Cu loss at any desire load None of the listed here Iron loss at no load Cu loss at no load Cu loss at any desire load None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The noise produced by a transformer is termed as buzz ringing hum zoom buzz ringing hum zoom ANSWER DOWNLOAD EXAMIANS APP
Transformers Which of the following acts as a protection against high voltage surges due to lightning and switching? Breather Conservator Horn gaps Thermal overload relays Breather Conservator Horn gaps Thermal overload relays ANSWER DOWNLOAD EXAMIANS APP
Transformers In case of 3-phase induction motors, plugging means locking of rotor due to harmonics interchanging two supply phases for quick stopping starting the motor on load which is more than the rated load pulling the motor directly on line without a starter locking of rotor due to harmonics interchanging two supply phases for quick stopping starting the motor on load which is more than the rated load pulling the motor directly on line without a starter ANSWER DOWNLOAD EXAMIANS APP
Transformers The temperature rise of transformer is directly proportional to _______ Reactive power Leakage reactance None of the listed here Apparent power Reactive power Leakage reactance None of the listed here Apparent power ANSWER DOWNLOAD EXAMIANS APP
Transformers An open-circuit test on a transformer is conducted primarily to measure total loss core loss copper loss insulation resistance total loss core loss copper loss insulation resistance ANSWER DOWNLOAD EXAMIANS APP
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