Switch Gear The rating of a circuit breaker is generally determined on the basis of symmetrical fault current line to line fault current single line to ground fault current double line to ground fault current symmetrical fault current line to line fault current single line to ground fault current double line to ground fault current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of three phase motors single phase motors only two phase motors only two single phase motors running in parallel three phase motors single phase motors only two phase motors only two single phase motors running in parallel ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? bulk oil circuit breaker air break circuit breaker low oil circuit breaker sf 6 circuit breaker bulk oil circuit breaker air break circuit breaker low oil circuit breaker sf 6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Resistance grounding is used for voltage between 3.3 kV to 11 kv 11 kv to 33 kv 33 kV to 66 kV None of these 3.3 kV to 11 kv 11 kv to 33 kv 33 kV to 66 kV None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fusing factor is None of these always 1 always less than 1 always more than 1 None of these always 1 always less than 1 always more than 1 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following circuit breakers is prefered for EHT applications ? air break circuit breaker low oil circuit breaker Sf6 CB bulk oil circuit breaker air break circuit breaker low oil circuit breaker Sf6 CB bulk oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
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