Switch Gear Back up protection is generally used for protection against short-circuit faults only both open and short-circuit faults open-circuit faults only None of these short-circuit faults only both open and short-circuit faults open-circuit faults only None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For which of the following protection from negative sequence currents is provided ? Transmission line Motors Generators Transformers Transmission line Motors Generators Transformers ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When a fault occur in a power system, the circuit breaker None of these is opened by remote control opens automatically is opened manually None of these is opened by remote control opens automatically is opened manually ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Most of the relays on service on electric power system are None of these thermal relays electro-mechanical relays electronic relays None of these thermal relays electro-mechanical relays electronic relays ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse performs detection function only circuit interruption function only both detection and interruption functions None of these detection function only circuit interruption function only both detection and interruption functions None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The fuse wire, in DC circuit, is inserted in negative circuit only Both positive and negative circuit positive circuit only None of these negative circuit only Both positive and negative circuit positive circuit only None of these ANSWER DOWNLOAD EXAMIANS APP
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