Switch Gear Minimum arcing voltage will be least in case of tungsten silver carbon graphite tungsten silver carbon graphite ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breakers for 400 kV power system are designed to operate in 100 micro-second 0.5 sec 50 milli-second 0.1 sec 100 micro-second 0.5 sec 50 milli-second 0.1 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Distance relays are generally reactance relays none of these split-phase relays impedance relays reactance relays none of these split-phase relays impedance relays ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The reflection co-efficient at the open circuited end of a transmission line zero None of these unity infinity zero None of these unity infinity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The torque produced in induction type relay is proportional to the current inversely proportional to the current proportional to square of the current inversely proportional to the square of the current proportional to the current inversely proportional to the current proportional to square of the current inversely proportional to the square of the current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Insulation resistance of high voltage circuit breakers is more than 500 mega ohms 100 mega ohms 10 mega ohms 1 mega ohms 500 mega ohms 100 mega ohms 10 mega ohms 1 mega ohms ANSWER DOWNLOAD EXAMIANS APP