Switch Gear The rating of a circuit breaker is generally determined on the basis of single line to ground fault current line to line fault current symmetrical fault current double line to ground fault current single line to ground fault current line to line fault current symmetrical fault current double line to ground fault current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The main function of a fuse is to open the circuit protect the appliance protect the line None of these prevent excessive currents open the circuit protect the appliance protect the line None of these prevent excessive currents ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse in a motor circuit provides protection against None of these open circuit, short-circuit and overload overload short-circuit and overload None of these open circuit, short-circuit and overload overload short-circuit and overload ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Admittance relay is non-directional relay None of these directional relay impedance relay non-directional relay None of these directional relay impedance relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The voltage appearing across the contacts after opening of the circuit breaker is called arc voltage surge voltage operating voltage recovery voltage arc voltage surge voltage operating voltage recovery voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rated secondary current of current transformer for relays is generally 20 A 30 A 10 A 5 A 20 A 30 A 10 A 5 A ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS