Switch Gear In a circuit breaker the time duration from the instant of the fault to extinction of arc is known as operation time lead time lag time clearing time operation time lead time lag time clearing time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is both current wave and voltage wave voltage wave only current wave only power factor wave only both current wave and voltage wave voltage wave only current wave only power factor wave only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? rewireable fuse air break circuit breaker oil circuit breaker isolator rewireable fuse air break circuit breaker oil circuit breaker isolator ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to slow making and breaking of load circuit contacts all of these too low contact pressure foreign matter on the contact surface slow making and breaking of load circuit contacts all of these too low contact pressure foreign matter on the contact surface ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An isolator is designed to open a circuit under full load None of these no load normal conditions full load None of these no load normal conditions ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The material used for fuse must have Low melting point and low specific resistance high melting point and low specific resistance low melting point and any specific resistance low melting point and high specific resistance Low melting point and low specific resistance high melting point and low specific resistance low melting point and any specific resistance low melting point and high specific resistance ANSWER DOWNLOAD EXAMIANS APP
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