Switch Gear If the length of the arc in a circuit breaker increases, its resistance remains same decreases increases None of these remains same decreases increases None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When a fault occur in a power system, the circuit breaker opens automatically None of these is opened by remote control is opened manually opens automatically None of these is opened by remote control is opened manually ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker behaves as a resistance increasing with voltage rise across the arc a resistance decreasing with voltage rise across the arc a capacitive reactance an inductive reactance a resistance increasing with voltage rise across the arc a resistance decreasing with voltage rise across the arc a capacitive reactance an inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When transmission line is energized, the wave that propagates on it is current wave only both current wave and voltage wave power factor wave only voltage wave only current wave only both current wave and voltage wave power factor wave only voltage wave only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Minimum arcing voltage will be least in case of carbon silver tungsten graphite carbon silver tungsten graphite ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The advantage of HRC fuse is that it has high speed of operation is quite cheap All of these does not deteriorate with age has high speed of operation is quite cheap All of these does not deteriorate with age ANSWER DOWNLOAD EXAMIANS APP
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