Switch Gear A circuit breaker must perform the duty of being closed on to a fault carrying fault current for a short time opening the faulty circuit and breaking the fault current All of these being closed on to a fault carrying fault current for a short time opening the faulty circuit and breaking the fault current All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse in a motor circuit provides protection against None of these short-circuit and overload open circuit, short-circuit and overload overload None of these short-circuit and overload open circuit, short-circuit and overload overload ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Back up protection is generally used for protection against None of these both open and short-circuit faults open-circuit faults only short-circuit faults only None of these both open and short-circuit faults open-circuit faults only short-circuit faults only ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For which of the following protection from negative sequence currents is provided ? Transmission line Motors Generators Transformers Transmission line Motors Generators Transformers ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The reflection co-efficient at the open circuited end of a transmission line zero None of these unity infinity zero None of these unity infinity ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The current rating of a fuse is 5A. The fusing current will be 5 A 1 A 2.5 A more than 5A 5 A 1 A 2.5 A more than 5A ANSWER DOWNLOAD EXAMIANS APP
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