Switch Gear If the fault occurs near the impedance relay, the V/ I ratio will be constant for all distances higher than that of if fault occurs away from the relay Lower than that of if fault occurs away from the relay None of these constant for all distances higher than that of if fault occurs away from the relay Lower than that of if fault occurs away from the relay None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In a circuit breaker the time duration from the instant of the fault to extinction of arc is known as lag time clearing time lead time operation time lag time clearing time lead time operation time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rate of rise of restriking voltage depends on both inductance and capacitance of the system the inductance of the system only the capacitance of the system only the type of circuit breaker both inductance and capacitance of the system the inductance of the system only the capacitance of the system only the type of circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating speed depends upon the rate of flux built up All of these the spring tension armature core air gap the rate of flux built up All of these the spring tension armature core air gap ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The voltage appearing across the contacts after opening of the circuit breaker is called recovery voltage surge voltage arc voltage operating voltage recovery voltage surge voltage arc voltage operating voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time of closing the cycle, in modern circuit breakers is 0.01 sec 0.003 sec 0.10 sec 0.001 sec 0.01 sec 0.003 sec 0.10 sec 0.001 sec ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS