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 4 8 6 2 4 8 6 2 ANSWER DOWNLOAD EXAMIANS APP
Switch Gear A short-circuit is identified by voltage drop no current flow heavy current flow voltage rise voltage drop no current flow heavy current flow voltage rise ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Minimum arcing voltage will be least in case of carbon silver graphite tungsten carbon silver graphite tungsten ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The short circuit in any winding of the transformer is the result of loose connection impulse voltage mechanical vibration insulation failure loose connection impulse voltage mechanical vibration insulation failure ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Wave trap is used to trap waves of higher frequencies entering generator or transformer units None of these power frequencies either of the above higher frequencies entering generator or transformer units None of these power frequencies either of the above ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To limit short-circuit current in a power system are used earth wires H.R. fuses reactors isolators earth wires H.R. fuses reactors isolators ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS