Switch Gear Arc in a circuit breaker behaves as 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 a resistance increasing with voltage rise across the arc a capacitive reactance a resistance decreasing with voltage rise across the arc ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse in a motor circuit provides protection against overload None of these open circuit, short-circuit and overload short-circuit and overload overload None of these open circuit, short-circuit and overload short-circuit and overload ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Back up protection is generally used for protection against open-circuit faults only both open and short-circuit faults short-circuit faults only None of these open-circuit faults only both open and short-circuit faults short-circuit faults only None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear HRC fuses provide best protection against open circuits short circuits reverse current overload open circuits short circuits reverse current overload ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the same power, the least size is of oil circuit breaker vaccum circuit breaker air-blast circuit breaker sf6 circuit breaker oil circuit breaker vaccum circuit breaker air-blast circuit breaker sf6 circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker is a None of these current controlling device current limiting device circuit interrupting device None of these current controlling device current limiting device circuit interrupting device ANSWER DOWNLOAD EXAMIANS APP
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