Switch Gear To limit short-circuit current in a power system are used H.R. fuses isolators reactors earth wires H.R. fuses isolators reactors earth wires ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Wave trap is used to trap waves of either of the above None of these higher frequencies entering generator or transformer units power frequencies either of the above None of these higher frequencies entering generator or transformer units power frequencies ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a circuit breaker is 0.001 sec 0.05 sec 0.002 sec 0.2 sec 0.001 sec 0.05 sec 0.002 sec 0.2 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arcing contacts in a circuit breaker are made of porcelain copper tungsten alloy electrolytic copper aluminium alloy porcelain copper tungsten alloy electrolytic copper aluminium alloy ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas has pungent small is nontoxic None of these is yellow in colour is lighter than air has pungent small is nontoxic None of these is yellow in colour is lighter than air ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A _______ is used to measure the stator % winding temperature of the generator. thermocouple resistance thermometer thermometer pyrometer thermocouple resistance thermometer thermometer pyrometer ANSWER DOWNLOAD EXAMIANS APP
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