Switch Gear The transient voltage that appears across the contacts at the instant of arc extinction is called supply voltage recovery voltage restriking voltage peak voltage supply voltage recovery voltage restriking voltage peak voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a fuse is about 0.8 sec 1.5 sec 1 sec 0.002 sec 0.8 sec 1.5 sec 1 sec 0.002 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Breaking capacity of a circuit breaker is usually expressed in terms of volts Mw MVA amperes volts Mw MVA amperes ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating speed depends upon armature core air gap All of these the spring tension the rate of flux built up armature core air gap All of these the spring tension the rate of flux built up ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Most of the relays on service on electric power system are electronic relays electro-mechanical relays thermal relays None of these electronic relays electro-mechanical relays thermal relays None of these 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