Switch Gear The main function of a fuse is to protect the line prevent excessive currents protect the appliance open the circuit None of these protect the line prevent excessive currents protect the appliance open the circuit None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rate of rise of restriking voltage depends on the capacitance of the system only the type of circuit breaker the inductance of the system only both inductance and capacitance of the system the capacitance of the system only the type of circuit breaker the inductance of the system only both inductance and capacitance of the system ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Back up protection is generally used for protection against short-circuit faults only None of these both open and short-circuit faults open-circuit faults only short-circuit faults only None of these both open and short-circuit faults open-circuit faults only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always lagging the arc current by 90° In phase with the arc current None of these leading the arc current by 90° lagging the arc current by 90° In phase with the arc current None of these leading the arc current by 90° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The reflection co-efficient at the open circuited end of a transmission line zero None of these infinity unity zero None of these infinity unity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a fuse is about 1.5 sec 1 sec 0.002 sec 0.8 sec 1.5 sec 1 sec 0.002 sec 0.8 sec ANSWER DOWNLOAD EXAMIANS APP