Switch Gear An overcurrent relay having current settling of 125% is connected to a supply circuit through a current transformer of 400/5 A. The pick-up current is 6.25 A 3.125 A 12.5 A 25 A 6.25 A 3.125 A 12.5 A 25 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The rating of a circuit breaker is generally determined on the basis of line to line fault current double line to ground fault current symmetrical fault current single line to ground fault current line to line fault current double line to ground fault current symmetrical fault current single line to ground fault current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following circuit breakers is prefered for EHT applications ? low oil circuit breaker air break circuit breaker Sf6 CB bulk oil circuit breaker low oil circuit breaker air break circuit breaker Sf6 CB bulk oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A.C. network analyzer is used to solve problems of Load flow and stability Load flow Load flow and short-circuit Load flow, short-circuit and stability Load flow and stability Load flow Load flow and short-circuit Load flow, short-circuit and stability ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Relay can be designed to respond to changes in temperature voltage and current resistance, reactance and impedance All of these temperature voltage and current resistance, reactance and impedance All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is the least expensive protection for over current is low voltage system ? air break circuit breaker oil circuit breaker isolator rewireable fuse air break circuit breaker oil circuit breaker isolator rewireable fuse ANSWER DOWNLOAD EXAMIANS APP
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