Switch Gear The relay operating coil is supplied through current transformer fuse power transformer None of these current transformer fuse power transformer None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To limit short-circuit current in a power system are used reactors H.R. fuses earth wires isolators reactors H.R. fuses earth wires isolators ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? air break circuit breaker rewireable fuse oil circuit breaker isolator air break circuit breaker rewireable fuse oil circuit breaker isolator ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Directional relay are based on flow of voltage wave All of these power current voltage wave All of these power current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To protect most of the electrical equipment handling low power, the types of relays used are Thermocouple Electronic and bimetallic None of these Both of the listed here Thermocouple Electronic and bimetallic None of these Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The short circuit in any winding of the transformer is the result of impulse voltage loose connection mechanical vibration insulation failure impulse voltage loose connection mechanical vibration insulation failure ANSWER DOWNLOAD EXAMIANS APP
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