Switch Gear For which of the following protection from negative sequence currents is provided ? Generators Motors Transformers Transmission line Generators Motors Transformers Transmission line ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse element is generally made of brass silver steel iron brass silver steel iron ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The reflection co-efficient at the open circuited end of a transmission line infinity zero None of these unity infinity zero None of these unity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the protection of power station buildings against direct strokes the requirements are interception, conduction, dissipation and reflection None of these interception, conduction and dissipation interception and conduction interception interception, conduction, dissipation and reflection None of these interception, conduction and dissipation interception and conduction interception ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The pick-up current of a relay is 7.5 A and the fault current in relay is 30 A. Its plug-setting multiplier (P.S.M.) is 6 2 8 4 6 2 8 4 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the length of the arc in a circuit breaker increases, its resistance decreases remains same increases None of these decreases remains same increases None of these ANSWER DOWNLOAD EXAMIANS APP
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