Switch Gear Directional relay are based on flow of All of these power voltage wave current All of these power voltage wave current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear With which of the following, a circuit breaker must be equipped for remote operation ? inverse time trip shunt trip None of these time-delay trip inverse time trip shunt trip None of these time-delay trip ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas is lighter than air is yellow in colour has pungent small None of these is nontoxic is lighter than air is yellow in colour has pungent small None of these is nontoxic ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breakers for 400 kV power system are designed to operate in 0.5 sec 50 milli-second 100 micro-second 0.1 sec 0.5 sec 50 milli-second 100 micro-second 0.1 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Series capacitors are used to improve line voltage compensate for line capacitive reactance None of these compensate for line inductive reactance improve line voltage compensate for line capacitive reactance None of these compensate for line inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker is interrupted at maximum current maximum voltage minimum voltage zero current maximum current maximum voltage minimum voltage zero current ANSWER DOWNLOAD EXAMIANS APP