Switch Gear When a fault occur in a power system, the circuit breaker is opened manually opens automatically None of these is opened by remote control is opened manually opens automatically None of these is opened by remote control 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 None of these extinguish the arc All of these insulate the contacts from switch body lubricate the contacts None of these extinguish the arc All of these insulate the contacts from switch body lubricate the contacts ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The information to the circuit breaker under fault conditions is provided by rewirable fuse relay H.R.'only All of these rewirable fuse relay H.R.'only All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Resistance grounding is used for voltage between 33 kV to 66 kV None of these 3.3 kV to 11 kv 11 kv to 33 kv 33 kV to 66 kV None of these 3.3 kV to 11 kv 11 kv to 33 kv ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the length of the arc in a circuit breaker increases, its resistance increases None of these remains same decreases increases None of these remains same decreases ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse performs both detection and interruption functions None of these detection function only circuit interruption function only both detection and interruption functions None of these detection function only circuit interruption function only ANSWER DOWNLOAD EXAMIANS APP
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