Switch Gear The arcing contacts in a circuit breaker are made of electrolytic copper copper tungsten alloy aluminium alloy porcelain electrolytic copper copper tungsten alloy aluminium alloy porcelain ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An isolator is installed generally on both sides of a circuit breaker to operate the relay of circuit breaker as a substitute for circuit breaker always independent of the position of circuit breaker generally on both sides of a circuit breaker to operate the relay of circuit breaker as a substitute for circuit breaker always independent of the position of circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is used in liquid fuses ? transformer oil sulphur hexafluoride carbon tetrachloride distilled water transformer oil sulphur hexafluoride carbon tetrachloride distilled water ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time-current graph of a fuse has a linear characteristic has inverse characteristic None of these is a circle has a linear characteristic has inverse characteristic None of these is a circle ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse is a current limiting device current controlling device None of these protective device current limiting device current controlling device None of these protective device ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A three phase circuit breaker is rated at 2000 MVA, 33 kv. The symmetrical breaking current is 80 kA 35 kA 60 kA 20 kA 80 kA 35 kA 60 kA 20 kA ANSWER DOWNLOAD EXAMIANS APP