Power Systems For load flow studies, What are the quantities specified at load bus are δ and Q P and V V and δ P and Q δ and Q P and V V and δ P and Q ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where the voltage is high and current to be interrupted is low, Which of following the breaker is preferable? Oil CB. Any of these. Vacuum CB. Air blast CB. Oil CB. Any of these. Vacuum CB. Air blast CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The water from a catchment is 60*106 cu m annually and hydro station has head of 40 m. Assuming ideal generator and turbine, the power that can be theoretically generated is 250 kW 750 kW 500 kW 300 kW 250 kW 750 kW 500 kW 300 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for protection of none of these. short lines. medium lines. long lines. none of these. short lines. medium lines. long lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A load centre is at an equidistant from the two thermal generating stations G1 and G2. The fuel cost characteristics of the generating stations are given by F1 = a + bP1 + cP²1 F2 = a + b P2 + 2cP²2 Where P1 and P2 are the generation in MW of G1 and G2, respectively. For most economic generation to meet 300 MW of load, P1 and P2 respectively, are 200, 100 150, 150 100, 200 175, 125 200, 100 150, 150 100, 200 175, 125 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a biased differential relay the bias is defined as the ratio of number of turns of restraining and operating coil. fault current and operating coil current. operating coil current and restraining coil current. fault current and restraining coil current. number of turns of restraining and operating coil. fault current and operating coil current. operating coil current and restraining coil current. fault current and restraining coil current. ANSWER DOWNLOAD EXAMIANS APP
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