Switch Gear For the same power, the least size is of oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf6 circuit breaker oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the length of the arc in a circuit breaker increases, its resistance None of these remains same increases decreases None of these remains same increases decreases ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time-current graph of a fuse has inverse characteristic has a linear characteristic None of these is a circle has inverse characteristic has a linear characteristic None of these is a circle ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Current chopping mainly occurs in oil circuit breaker vaccum circuit breaker sf 6 circuit breaker air-blast circuit breaker oil circuit breaker vaccum circuit breaker sf 6 circuit breaker air-blast circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The normal current in a power line is 100 A. If a short-circuit fault occurs on the line, then one can expect the short-circuit current to be 200 A 100 A more than 1000 A 300 A 200 A 100 A more than 1000 A 300 A 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 clearing time lag time operation time lead time clearing time lag time operation time lead time ANSWER DOWNLOAD EXAMIANS APP
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