Switch Gear The fusing factor is always more than 1 always 1 None of these always less than 1 always more than 1 always 1 None of these always less than 1 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A fuse is a current limiting device None of these protective device current controlling device current limiting device None of these protective device current controlling device 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 Air blast circuit breakers for 400 kV power system are designed to operate in 50 milli-second 0.1 sec 0.5 sec 100 micro-second 50 milli-second 0.1 sec 0.5 sec 100 micro-second ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To limit short-circuit current in a power system are used H.R. fuses isolators earth wires reactors H.R. fuses isolators earth wires reactors ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to insulate the contacts from switch body extinguish the arc None of these lubricate the contacts All of these insulate the contacts from switch body extinguish the arc None of these lubricate the contacts All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS