Switch Gear To limit short-circuit current in a power system are used earth wires H.R. fuses isolators reactors earth wires H.R. fuses isolators reactors ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Current chopping mainly occurs in sf 6 circuit breaker vaccum circuit breaker oil circuit breaker air-blast circuit breaker sf 6 circuit breaker vaccum circuit breaker oil circuit breaker air-blast circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse in a motor circuit provides protection against overload open circuit, short-circuit and overload None of these short-circuit and overload overload open circuit, short-circuit and overload None of these short-circuit and overload ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The current rating of a fuse is 5A. The fusing current will be 2.5 A 5 A 1 A more than 5A 2.5 A 5 A 1 A more than 5A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Relay can be designed to respond to changes in voltage and current resistance, reactance and impedance All of these temperature voltage and current resistance, reactance and impedance All of these temperature ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? air break circuit breaker sf 6 circuit breaker bulk oil circuit breaker low oil circuit breaker air break circuit breaker sf 6 circuit breaker bulk oil circuit breaker low oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP