Switch Gear The reflection co-efficient at the open circuited end of a transmission line None of these unity infinity zero None of these unity infinity zero ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The normal current in a power line is 100 A. If a short-circuit fault occurs on the line, then one can expect the short-circuit current to be 100 A 300 A more than 1000 A 200 A 100 A 300 A more than 1000 A 200 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF6 gas None of these is lighter than air is yellow in colour is nontoxic has pungent small None of these is lighter than air is yellow in colour is nontoxic has pungent small ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF 6 gas is lighter than air Is nontoxic is yellow in colour has pungent small is lighter than air Is nontoxic is yellow in colour has pungent small ANSWER DOWNLOAD EXAMIANS APP
Switch Gear If the length of the arc in a circuit breaker increases, its resistance remains same increases None of these decreases remains same increases None of these decreases ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The making capacity of a circuit breaker is equal to √3 × symmetrical breaking capacity 2.55 × symmetrical breaking capacity None of these √2 × symmetrical breaking capacity √3 × symmetrical breaking capacity 2.55 × symmetrical breaking capacity None of these √2 × symmetrical breaking capacity ANSWER DOWNLOAD EXAMIANS APP
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