Switch Gear Air blast circuit breaker is used for intermittent duty repeated duty over currents short duty intermittent duty repeated duty over currents short duty ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Circuit breakers usually operate under after dc component has ceased transient state of short circuit current steady state of short circuit current sub-transient state of short circuit current after dc component has ceased transient state of short circuit current steady state of short circuit current sub-transient state of short circuit current ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In a single bus-bar system there will be complete shut down when fault occurs with respect to earthing fault occurs on the bus itself two or more faults occur simultaneously fault occurs on neutral line fault occurs with respect to earthing fault occurs on the bus itself two or more faults occur simultaneously fault occurs on neutral line 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 2 8 6 4 2 8 6 4 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear SF 6 gas is lighter than air Is nontoxic has pungent small is yellow in colour is lighter than air Is nontoxic has pungent small is yellow in colour ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Wave trap is used to trap waves of either of the above None of these higher frequencies entering generator or transformer units power frequencies either of the above None of these higher frequencies entering generator or transformer units power frequencies ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS