Switch Gear Which of the following circuit breakers is prefered for EHT applications ? air break circuit breaker bulk oil circuit breaker Sf6 CB low oil circuit breaker air break circuit breaker bulk oil circuit breaker Sf6 CB low oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Admittance relay is non-directional relay None of these directional relay impedance relay non-directional relay None of these directional relay impedance relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breakers for 400 kV power system are designed to operate in 0.1 sec 100 micro-second 50 milli-second 0.5 sec 0.1 sec 100 micro-second 50 milli-second 0.5 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is both current wave and voltage wave power factor wave only current wave only voltage wave only both current wave and voltage wave power factor wave only current wave only voltage wave only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In a circuit breaker the time duration from the instant of the fault to extinction of arc is known as lead time operation time lag time clearing time lead time operation time lag time clearing time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An isolator is designed to open a circuit under normal conditions no load full load None of these normal conditions no load full load None of these ANSWER DOWNLOAD EXAMIANS APP
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