Switch Gear An efficient and a well designed protective relaying should have economy and simplicity good selectivity and reliability high speed and selectivity All of these economy and simplicity good selectivity and reliability high speed and selectivity All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Directional relay are based on flow of voltage wave current power All of these voltage wave current power All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Dc shunt relays are made of many turns of thick wire many turns of thin wire few turns of thin wire few turns of thick wire many turns of thick wire many turns of thin wire few turns of thin wire few turns of thick wire ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The single phasing relays are used for the protection of two single phase motors running in parallel single phase motors only two phase motors only three phase motors two single phase motors running in parallel single phase motors only two phase motors only three phase motors 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 100 A more than 1000 A 200 A 300 A 100 A more than 1000 A 200 A 300 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is both current wave and voltage wave voltage wave only current wave only power factor wave only both current wave and voltage wave voltage wave only current wave only power factor wave only ANSWER DOWNLOAD EXAMIANS APP
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