Switch Gear The arc voltage produced in AC circuit breaker is always In phase with the arc current leading the arc current by 90° None of these lagging the arc current by 90° In phase with the arc current leading the arc current by 90° None of these lagging the arc current by 90° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse in a motor circuit provides protection against open circuit, short-circuit and overload short-circuit and overload None of these overload open circuit, short-circuit and overload short-circuit and overload None of these overload 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 lag time clearing time operation time lead time lag time clearing time operation time lead time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time-current graph of a fuse has a linear characteristic None of these has inverse characteristic is a circle has a linear characteristic None of these has inverse characteristic is a circle ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a circuit breaker is 0.05 sec 0.002 sec 0.001 sec 0.2 sec 0.05 sec 0.002 sec 0.001 sec 0.2 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Distance relays are generally split-phase relays reactance relays impedance relays none of these split-phase relays reactance relays impedance relays none of these ANSWER DOWNLOAD EXAMIANS APP
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