Switch Gear The voltage appearing across the contacts after opening of the circuit breaker is called operating voltage arc voltage recovery voltage surge voltage operating voltage arc voltage recovery voltage surge voltage ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker is rated as 1500 A, 1000 MVA, 33 kv, 3-second , 3- phase oil circuit breaker. The rated normal current is 750 A 1500/√3 A None of these 1500 A 750 A 1500/√3 A None of these 1500 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas is lighter than air has pungent small None of these is nontoxic is yellow in colour is lighter than air has pungent small None of these is nontoxic is yellow in colour ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A _______ is used to measure the stator % winding temperature of the generator. pyrometer resistance thermometer thermometer thermocouple pyrometer resistance thermometer thermometer thermocouple ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The reflection co-efficient at the open circuited end of a transmission line None of these infinity unity zero None of these infinity unity zero ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker behaves as a resistance decreasing with voltage rise across the arc a resistance increasing with voltage rise across the arc an inductive reactance a capacitive reactance a resistance decreasing with voltage rise across the arc a resistance increasing with voltage rise across the arc an inductive reactance a capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
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