Switch Gear Interruption of large currents by relay requires arc suppressing blow out coils wide separation of the opened contacts all of these high speed opening of contacts arc suppressing blow out coils wide separation of the opened contacts all of these high speed opening of contacts ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker is interrupted at maximum current minimum voltage zero current maximum voltage maximum current minimum voltage zero current maximum voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is 12.5 A 25 A 3.125 A 6.25 A 12.5 A 25 A 3.125 A 6.25 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas is yellow in colour has pungent small is nontoxic is lighter than air None of these is yellow in colour has pungent small is nontoxic is lighter than air None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Current chopping mainly occurs in oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf 6 circuit breaker oil circuit breaker air-blast circuit breaker vaccum circuit breaker sf 6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To limit short-circuit current in a power system are used H.R. fuses reactors earth wires isolators H.R. fuses reactors earth wires isolators ANSWER DOWNLOAD EXAMIANS APP
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