Switch Gear The relay operating coil is supplied through power transformer None of these current transformer fuse power transformer None of these current transformer fuse ANSWER DOWNLOAD EXAMIANS APP
Switch Gear When a fault occur in a power system, the circuit breaker is opened manually opens automatically is opened by remote control None of these is opened manually opens automatically is opened by remote control None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear An isolator is designed to open a circuit under full load normal conditions no load None of these full load normal conditions no load None of these ANSWER DOWNLOAD EXAMIANS APP
Switch Gear The time-current graph of a fuse None of these has a linear characteristic has inverse characteristic is a circle None of these has a linear characteristic has inverse characteristic is a circle ANSWER DOWNLOAD EXAMIANS APP
Switch Gear To limit short-circuit current in a power system are used H.R. fuses isolators reactors earth wires H.R. fuses isolators reactors earth wires ANSWER DOWNLOAD EXAMIANS APP
Switch Gear Which of the following is used in liquid fuses ? distilled water sulphur hexafluoride transformer oil carbon tetrachloride distilled water sulphur hexafluoride transformer oil carbon tetrachloride ANSWER DOWNLOAD EXAMIANS APP