Switch Gear To limit short-circuit current in a power system are used earth wires reactors isolators H.R. fuses earth wires reactors isolators H.R. fuses ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The current rating of a fuse is 5A. The fusing current will be more than 5A 2.5 A 1 A 5 A more than 5A 2.5 A 1 A 5 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When the circuit breaker operates under fault conditions, the greatest noise is produced in air-blast circuit breaker oil circuit breaker vaccum circuit breaker sf6 circuit breaker air-blast circuit breaker oil circuit breaker vaccum circuit breaker sf6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The making capacity of a circuit breaker is equal to 2.55 × symmetrical breaking capacity None of these √3 × symmetrical breaking capacity √2 × symmetrical breaking capacity 2.55 × symmetrical breaking capacity None of these √3 × symmetrical breaking capacity √2 × symmetrical breaking capacity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following circuit breakers is prefered for EHT applications ? bulk oil circuit breaker low oil circuit breaker Sf6 CB air break circuit breaker bulk oil circuit breaker low oil circuit breaker Sf6 CB air break circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For which of the following protection from negative sequence currents is provided ? Transmission line Transformers Generators Motors Transmission line Transformers Generators Motors ANSWER DOWNLOAD EXAMIANS APP
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