Switch Gear Which of the following circuit breakers is prefered for EHT applications ? air break circuit breaker bulk oil circuit breaker low oil circuit breaker Sf6 CB air break circuit breaker bulk oil circuit breaker low oil circuit breaker Sf6 CB ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time-current graph of a fuse is a circle has inverse characteristic None of these has a linear characteristic is a circle has inverse characteristic None of these has a linear characteristic ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A circuit breaker must perform the duty of carrying fault current for a short time opening the faulty circuit and breaking the fault current being closed on to a fault All of these carrying fault current for a short time opening the faulty circuit and breaking the fault current being closed on to a fault All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A.C. network analyzer is used to solve problems of Load flow, short-circuit and stability Load flow and short-circuit Load flow Load flow and stability Load flow, short-circuit and stability Load flow and short-circuit Load flow Load flow and stability ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In a circuit breaker the time duration from the instant of the fault to extinction of arc is known as clearing time lead time operation time lag time clearing time lead time operation time lag time ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For the protection of power station buildings against direct strokes the requirements are interception, conduction and dissipation None of these interception interception and conduction interception, conduction, dissipation and reflection interception, conduction and dissipation None of these interception interception and conduction interception, conduction, dissipation and reflection ANSWER DOWNLOAD EXAMIANS APP
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