Switch Gear The single phasing relays are used for the protection of two phase motors only two single phase motors running in parallel three phase motors single phase motors only two phase motors only two single phase motors running in parallel three phase motors single phase motors only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating coil is supplied through None of these power transformer fuse current transformer None of these power transformer fuse current transformer ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The material used for fuse must have high melting point and low specific resistance low melting point and any specific resistance Low melting point and low specific resistance low melting point and high specific resistance high melting point and low specific resistance low melting point and any specific resistance Low melting point and low specific resistance low melting point and high specific resistance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The device that detects the fault in a power system is circuit breaker isolator relay None of these circuit breaker isolator relay None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An efficient and a well designed protective relaying should have good selectivity and reliability high speed and selectivity All of these economy and simplicity good selectivity and reliability high speed and selectivity All of these economy and simplicity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear series reactors should have high impedance low impedance high resistance low resistance high impedance low impedance high resistance low resistance ANSWER DOWNLOAD EXAMIANS APP
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