Switch Gear Most of the relays on service on electric power system are electro-mechanical relays None of these electronic relays thermal relays electro-mechanical relays None of these electronic relays thermal relays ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse element is generally made of iron brass steel silver iron brass steel silver ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is voltage wave only current wave only both current wave and voltage wave power factor wave only voltage wave only current wave only both current wave and voltage wave power factor wave only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always lagging the arc current by 90° leading the arc current by 90° None of these In phase with the arc current lagging the arc current by 90° leading the arc current by 90° None of these In phase with the arc current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The normal current in a power line is 100 A. If a short-circuit fault occurs on the line, then one can expect the short-circuit current to be more than 1000 A 300 A 200 A 100 A more than 1000 A 300 A 200 A 100 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fusing factor is always 1 always more than 1 always less than 1 None of these always 1 always more than 1 always less than 1 None of these ANSWER DOWNLOAD EXAMIANS APP
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