Switch Gear The device that detects the fault in a power system is isolator None of these relay circuit breaker isolator None of these relay circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to too low contact pressure all of these foreign matter on the contact surface slow making and breaking of load circuit contacts too low contact pressure all of these foreign matter on the contact surface slow making and breaking of load circuit contacts 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 lubricate the contacts insulate the contacts from switch body None of these All of these extinguish the arc lubricate the contacts insulate the contacts from switch body None of these All of these extinguish the arc ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is power factor wave only both current wave and voltage wave current wave only voltage wave only power factor wave only both current wave and voltage wave current wave only voltage wave only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To reduce short circuit fault currents......... are used. capacitors None of these reactors resistors capacitors None of these reactors resistors ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The power loss is an important factor for the design of generator transmission line feeder motor generator transmission line feeder motor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS