Switch Gear An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is 6.25 A 3.125 A 25 A 12.5 A 6.25 A 3.125 A 25 A 12.5 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating coil is supplied through None of these fuse power transformer current transformer None of these fuse power transformer current transformer ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The current rating of a fuse is 5A. The fusing current will be more than 5A 5 A 1 A 2.5 A more than 5A 5 A 1 A 2.5 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear ________ relay is preferred for phase fault on short transmission line. Impedance Reactance Induction type None of these Impedance Reactance Induction type None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker behaves as a resistance increasing with voltage rise across the arc a capacitive reactance a resistance decreasing with voltage rise across the arc an inductive reactance a resistance increasing with voltage rise across the arc a capacitive reactance a resistance decreasing with voltage rise across the arc an inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the protection of power station buildings against direct strokes the requirements are interception and conduction interception, conduction and dissipation None of these interception interception, conduction, dissipation and reflection interception and conduction interception, conduction and dissipation None of these interception interception, conduction, dissipation and reflection ANSWER DOWNLOAD EXAMIANS APP
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