Switch Gear The time of closing the cycle, in modern circuit breakers is 0.01 sec 0.003 sec 0.001 sec 0.10 sec 0.01 sec 0.003 sec 0.001 sec 0.10 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Resistance grounding is used for voltage between 3.3 kV to 11 kv None of these 33 kV to 66 kV 11 kv to 33 kv 3.3 kV to 11 kv None of these 33 kV to 66 kV 11 kv to 33 kv ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to None of these insulate the contacts from switch body lubricate the contacts All of these extinguish the arc None of these insulate the contacts from switch body lubricate the contacts All of these extinguish the arc ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of three phase motors two phase motors only two single phase motors running in parallel single phase motors only three phase motors two phase motors only two single phase motors running in parallel single phase motors only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Current chopping mainly occurs in vaccum circuit breaker air-blast circuit breaker sf 6 circuit breaker oil circuit breaker vaccum circuit breaker air-blast circuit breaker sf 6 circuit breaker oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between two currents two or more similar electrical quantities None of these two voltages two currents two or more similar electrical quantities None of these two voltages ANSWER DOWNLOAD EXAMIANS APP
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