Switch Gear The main function of a fuse is to prevent excessive currents protect the line protect the appliance open the circuit None of these prevent excessive currents protect the line protect the appliance open the circuit None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The torque produced in induction type relay is inversely proportional to the square of the current proportional to square of the current proportional to the current inversely proportional to the current inversely proportional to the square of the current proportional to square of the current proportional to the current inversely proportional to the current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas None of these is nontoxic is lighter than air is yellow in colour has pungent small None of these is nontoxic is lighter than air is yellow in colour has pungent small ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker behaves as a resistance increasing with voltage rise across the arc an inductive reactance a resistance decreasing with voltage rise across the arc a capacitive reactance a resistance increasing with voltage rise across the arc an inductive reactance a resistance decreasing with voltage rise across the arc a capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? sf 6 circuit breaker air break circuit breaker bulk oil circuit breaker low oil circuit breaker sf 6 circuit breaker air break circuit breaker bulk oil circuit breaker low oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the protection of power station buildings against direct strokes the requirements are interception and conduction None of these interception, conduction and dissipation interception, conduction, dissipation and reflection interception interception and conduction None of these interception, conduction and dissipation interception, conduction, dissipation and reflection interception ANSWER DOWNLOAD EXAMIANS APP
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