Switch Gear The information to the circuit breaker under fault conditions is provided by rewirable fuse relay H.R.'only All of these rewirable fuse relay H.R.'only All of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time of closing the cycle, in modern circuit breakers is 0.01 sec 0.10 sec 0.003 sec 0.001 sec 0.01 sec 0.10 sec 0.003 sec 0.001 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In Railway applications ______ circuit breaker is used. SFe minimum oil air break bulk oil SFe minimum oil air break bulk oil ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse is never inserted in positive of dc circuit neutral wire phase line negative of dc circuit positive of dc circuit neutral wire phase line negative of dc circuit ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Arc in a circuit breaker behaves as a resistance decreasing with voltage rise across the arc a resistance increasing with voltage rise across the arc a capacitive reactance an inductive reactance a resistance decreasing with voltage rise across the arc a resistance increasing with voltage rise across the arc a capacitive reactance an inductive reactance ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arcing contacts in a circuit breaker are made of copper tungsten alloy aluminium alloy electrolytic copper porcelain copper tungsten alloy aluminium alloy electrolytic copper porcelain ANSWER DOWNLOAD EXAMIANS APP
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