Switch Gear For the protection of power station buildings against direct strokes the requirements are interception and conduction interception None of these interception, conduction and dissipation interception, conduction, dissipation and reflection interception and conduction interception None of these interception, conduction and dissipation interception, conduction, dissipation and reflection ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The operating time of a fuse is about 1 sec 1.5 sec 0.002 sec 0.8 sec 1 sec 1.5 sec 0.002 sec 0.8 sec ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Air blast circuit breaker is used for intermittent duty short duty repeated duty over currents intermittent duty short duty repeated duty over currents ANSWER DOWNLOAD EXAMIANS APP
Switch Gear In a single bus-bar system there will be complete shut down when fault occurs on neutral line fault occurs on the bus itself two or more faults occur simultaneously fault occurs with respect to earthing fault occurs on neutral line fault occurs on the bus itself two or more faults occur simultaneously fault occurs with respect to earthing ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The arc voltage produced in AC circuit breaker is always None of these In phase with the arc current leading the arc current by 90° lagging the arc current by 90° None of these In phase with the arc current leading the arc current by 90° lagging the arc current by 90° ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse is never inserted in negative of dc circuit neutral wire positive of dc circuit phase line negative of dc circuit neutral wire positive of dc circuit phase line ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS