Switch Gear Arc in a circuit breaker is interrupted at zero current minimum voltage maximum current maximum voltage zero current minimum voltage maximum current maximum voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To reduce short circuit fault currents......... are used. None of these resistors reactors capacitors None of these resistors reactors capacitors ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To limit short-circuit current in a power system are used earth wires isolators reactors H.R. fuses earth wires isolators reactors H.R. fuses ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breakers for 400 kV power system are designed to operate in 0.1 sec 50 milli-second 0.5 sec 100 micro-second 0.1 sec 50 milli-second 0.5 sec 100 micro-second ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When a fault occur in a power system, the circuit breaker is opened by remote control None of these is opened manually opens automatically is opened by remote control None of these is opened manually opens automatically ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Series capacitors are used to 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 improve line voltage ANSWER DOWNLOAD EXAMIANS APP
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