Switch Gear The operating time of a circuit breaker is 0.002 sec 0.001 sec 0.2 sec 0.05 sec 0.002 sec 0.001 sec 0.2 sec 0.05 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An isolator is designed to open a circuit under no load normal conditions None of these full load no load normal conditions None of these full load ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rating of a circuit breaker is generally determined on the basis of symmetrical fault current single line to ground fault current double line to ground fault current line to line fault current symmetrical fault current single line to ground fault current double line to ground fault current line to line fault current 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 air break circuit breaker rewireable fuse oil circuit breaker isolator air break circuit breaker rewireable fuse ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The advantage of HRC fuse is that it has high speed of operation All of these is quite cheap does not deteriorate with age has high speed of operation All of these is quite cheap does not deteriorate with age ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker is a current controlling device circuit interrupting device None of these current limiting device current controlling device circuit interrupting device None of these current limiting device ANSWER DOWNLOAD EXAMIANS APP
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