Power Systems Earth fault relay uses the which of the following sequence currents? any of the above negative sequence zero sequence positive sequence any of the above negative sequence zero sequence positive sequence ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which one of following is employed as a moderator by CANDU type of slow thermal nuclear reactors Beryllium. Heavy water. Graphite. Water. Beryllium. Heavy water. Graphite. Water. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 MVA alternator operating at full load at 50 Hz. H = 4 MWsec/MVA, Td = 0.5 sec. One of the transmission line is tripped. So that output of generator is reduced to 70 MW. Find the frequency deviation during this time? -0.92 0.56 0.92 -0.56 -0.92 0.56 0.92 -0.56 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydro electric generating station is supplied from a reservoir of capacity 5 × 10 − 6 cubic meters at a head of 200 meters. Find the total energy available in KWh if the overall efficiency is 75 % 5 × 106 kWh. 3 × 106 kWh. 4.06 × 106 kWh. 2.044 × 106 kWh. 5 × 106 kWh. 3 × 106 kWh. 4.06 × 106 kWh. 2.044 × 106 kWh. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault is very nearer to the generator, the fault current is zero any of the above larger less zero any of the above larger less ANSWER DOWNLOAD EXAMIANS APP
Power Systems Uses of diesel power stations standby plants. All of these peak load plant. emergency plants. standby plants. All of these peak load plant. emergency plants. ANSWER DOWNLOAD EXAMIANS APP
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