Switch Gear Which of the following CB's is generally used in railways applications ? sf 6 circuit breaker bulk oil circuit breaker low oil circuit breaker air break circuit breaker sf 6 circuit breaker bulk oil circuit breaker low oil circuit breaker air break circuit breaker ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Minimum arcing voltage will be least in case of tungsten graphite carbon silver tungsten graphite carbon silver ANSWER DOWNLOAD EXAMIANS APP
Switch Gear With which of the following, a circuit breaker must be equipped for remote operation ? None of these inverse time trip time-delay trip shunt trip None of these inverse time trip time-delay trip shunt trip ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse element is generally made of silver brass iron steel silver brass iron steel ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The pick-up current of a relay is 7.5 A and the fault current in relay is 30 A. Its plug-setting multiplier (P.S.M.) is 6 8 4 2 6 8 4 2 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF 6 gas Is nontoxic is yellow in colour has pungent small is lighter than air Is nontoxic is yellow in colour has pungent small is lighter than air ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS