Switch Gear The transient voltage that appears across the contacts at the instant of arc extinction is called peak voltage supply voltage restriking voltage recovery voltage peak voltage supply voltage restriking voltage recovery voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fault that imposes severest duty on the circuit breaker is two lines to ground fault line to ground fault line to line fault all three lines short-circuited two lines to ground fault line to ground fault line to line fault all three lines short-circuited ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To reduce short circuit fault currents......... are used. capacitors None of these resistors reactors capacitors None of these resistors reactors ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating speed depends upon the rate of flux built up the spring tension All of these armature core air gap the rate of flux built up the spring tension All of these armature core air gap ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In Railway applications ______ circuit breaker is used. minimum oil SFe bulk oil air break minimum oil SFe bulk oil air break ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Distance relays are generally reactance relays none of these impedance relays split-phase relays reactance relays none of these impedance relays split-phase relays ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS