Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? oil circuit breaker rewireable fuse air break circuit breaker isolator oil circuit breaker rewireable fuse air break circuit breaker isolator ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time-current graph of a fuse is a circle has inverse characteristic has a linear characteristic None of these is a circle has inverse characteristic has a linear characteristic None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse should have low cost low melting point All of these high conductivity low cost low melting point All of these high conductivity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A differential relay measures the vector difference between two or more similar electrical quantities two currents None of these two voltages two or more similar electrical quantities two currents None of these two voltages ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Series capacitors are used to None of these compensate for line inductive reactance compensate for line capacitive reactance improve line voltage None of these compensate for line inductive reactance compensate for line capacitive reactance improve line voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To reduce short circuit fault currents......... are used. reactors None of these resistors capacitors reactors None of these resistors capacitors ANSWER DOWNLOAD EXAMIANS APP
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