Switch Gear A switchgear is device used for switching and controlling an electrical circuit interrupting an electrical circuit switching an electrical circuit 111 switching, controlling and protecting the electrical circuit and equipment switching and controlling an electrical circuit interrupting an electrical circuit switching an electrical circuit 111 switching, controlling and protecting the electrical circuit and equipment ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? isolator air break circuit breaker rewireable fuse oil circuit breaker isolator air break circuit breaker rewireable fuse oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to All of these insulate the contacts from switch body lubricate the contacts None of these extinguish the arc All of these insulate the contacts from switch body lubricate the contacts None of these extinguish the arc ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breaker is used for over currents short duty repeated duty intermittent duty over currents short duty repeated duty intermittent duty ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating speed depends upon armature core air gap the rate of flux built up the spring tension All of these armature core air gap the rate of flux built up the spring tension All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is power factor wave only both current wave and voltage wave current wave only voltage wave only power factor wave only both current wave and voltage wave current wave only voltage wave only ANSWER DOWNLOAD EXAMIANS APP
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