Switch Gear A circuit breaker must perform the duty of opening the faulty circuit and breaking the fault current All of these being closed on to a fault carrying fault current for a short time opening the faulty circuit and breaking the fault current All of these being closed on to a fault carrying fault current for a short time 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
Switch Gear Distance relays are generally reactance relays split-phase relays none of these impedance relays reactance relays split-phase relays none of these impedance relays ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to extinguish the arc lubricate the contacts All of these None of these insulate the contacts from switch body extinguish the arc lubricate the contacts All of these None of these insulate the contacts from switch body ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The device that detects the fault in a power system is None of these circuit breaker isolator relay None of these circuit breaker isolator relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A _______ is used to measure the stator % winding temperature of the generator. pyrometer resistance thermometer thermometer thermocouple pyrometer resistance thermometer thermometer thermocouple ANSWER DOWNLOAD EXAMIANS APP
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