Switch Gear HRC fuses provide best protection against overload short circuits reverse current open circuits overload short circuits reverse current open circuits ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? low oil circuit breaker bulk oil circuit breaker sf 6 circuit breaker air break circuit breaker low oil circuit breaker bulk oil circuit breaker sf 6 circuit breaker air break circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The current rating of a fuse is 5A. The fusing current will be 2.5 A 5 A 1 A more than 5A 2.5 A 5 A 1 A more than 5A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An isolator is designed to open a circuit under None of these no load full load normal conditions None of these no load full load normal conditions ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is 3.125 A 25 A 6.25 A 12.5 A 3.125 A 25 A 6.25 A 12.5 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse should have low melting point low cost high conductivity All of these low melting point low cost high conductivity All of these ANSWER DOWNLOAD EXAMIANS APP