Switch Gear For the protection of power station buildings against direct strokes the requirements are interception, conduction, dissipation and reflection interception None of these interception, conduction and dissipation interception and conduction interception, conduction, dissipation and reflection interception None of these interception, conduction and dissipation interception and conduction ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Back up protection is generally used for protection against open-circuit faults only short-circuit faults only None of these both open and short-circuit faults open-circuit faults only short-circuit faults only None of these both open and short-circuit faults ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the fault occurs near the impedance relay, the V/ I ratio will be higher than that of if fault occurs away from the relay None of these constant for all distances Lower than that of if fault occurs away from the relay higher than that of if fault occurs away from the relay None of these constant for all distances Lower than that of if fault occurs away from the relay ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In a circuit breaker the time duration from the instant of the fault to extinction of arc is known as clearing time operation time lag time lead time clearing time operation time lag time lead time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Resistance grounding is used for voltage between None of these 33 kV to 66 kV 11 kv to 33 kv 3.3 kV to 11 kv None of these 33 kV to 66 kV 11 kv to 33 kv 3.3 kV to 11 kv ANSWER DOWNLOAD EXAMIANS APP
Switch Gear With which of the following, a circuit breaker must be equipped for remote operation ? shunt trip inverse time trip time-delay trip None of these shunt trip inverse time trip time-delay trip None of these ANSWER DOWNLOAD EXAMIANS APP
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