Switch Gear For which of the following protection from negative sequence currents is provided ? Transformers Transmission line Motors Generators Transformers Transmission line Motors Generators ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In Railway applications ______ circuit breaker is used. minimum oil SFe bulk oil air break minimum oil SFe bulk oil air break ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Interruption of large currents by relay requires wide separation of the opened contacts all of these arc suppressing blow out coils high speed opening of contacts wide separation of the opened contacts all of these arc suppressing blow out coils high speed opening of contacts ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A.C. network analyzer is used to solve problems of Load flow Load flow, short-circuit and stability Load flow and short-circuit Load flow and stability Load flow Load flow, short-circuit and stability Load flow and short-circuit Load flow and stability ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Overheating of relay contacts or contact born out is due to slow making and breaking of load circuit contacts foreign matter on the contact surface all of these too low contact pressure slow making and breaking of load circuit contacts foreign matter on the contact surface all of these too low contact pressure ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The making capacity of a circuit breaker is equal to 2.55 × symmetrical breaking capacity √3 × symmetrical breaking capacity None of these √2 × symmetrical breaking capacity 2.55 × symmetrical breaking capacity √3 × symmetrical breaking capacity None of these √2 × symmetrical breaking capacity ANSWER DOWNLOAD EXAMIANS APP
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