Switch Gear SF6 gas 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 is yellow in colour ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? oil circuit breaker isolator rewireable fuse air break circuit breaker oil circuit breaker isolator rewireable fuse air break circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rating of a circuit breaker is generally determined on the basis of 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 symmetrical fault current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fault that imposes severest duty on the circuit breaker is line to ground fault line to line fault two lines to ground fault all three lines short-circuited line to ground fault line to line fault two lines to ground fault all three lines short-circuited ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating coil is supplied through power transformer None of these fuse current transformer power transformer None of these fuse current transformer ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The normal current in a power line is 100 A. If a short-circuit fault occurs on the line, then one can expect the short-circuit current to be more than 1000 A 300 A 100 A 200 A more than 1000 A 300 A 100 A 200 A ANSWER DOWNLOAD EXAMIANS APP
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