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 25 A 12.5 A 3.125 A 6.25 A 25 A 12.5 A 3.125 A ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Current chopping mainly occurs in sf 6 circuit breaker vaccum circuit breaker oil circuit breaker air-blast circuit breaker sf 6 circuit breaker vaccum circuit breaker oil circuit breaker air-blast circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The relay operating speed depends upon All of these the spring tension armature core air gap the rate of flux built up All of these the spring tension armature core air gap the rate of flux built up ANSWER DOWNLOAD EXAMIANS APP
Switch Gear For which of the following protection from negative sequence currents is provided ? Transformers Motors Generators Transmission line Transformers Motors Generators Transmission line ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following CB's is generally used in railways applications ? sf 6 circuit breaker air break circuit breaker low oil circuit breaker bulk oil circuit breaker sf 6 circuit breaker air break circuit breaker low oil circuit breaker bulk oil circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse should have All of these high conductivity low cost low melting point All of these high conductivity low cost low melting point ANSWER DOWNLOAD EXAMIANS APP
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