Power Systems Fault calculations using computer are usually done by Z bus method None of these either 1 or 2 Y bus method Z bus method None of these either 1 or 2 Y bus method ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following contributes to the Rankine cycle efficiency improvement in a thermal power plant Use of steam for heating of boiler feed water. Use of high pressure. All of these Reheat of steam an intermediate stages. Use of steam for heating of boiler feed water. Use of high pressure. All of these Reheat of steam an intermediate stages. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For variable heads of near about but less than 30 m, which type of turbines is used hydro power plant Kaplan. Francis. Pelton. None of above. Kaplan. Francis. Pelton. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The ABCD constants of a 3-phase transmission line are A = D = 0.8∠1°, B = 170∠85° Ω , C = 0.002∠90.4° ℧. The sending end voltage is 400 kV. The receiving end voltage under no load condition is 400 kV 350 kV 600 kV 500 kV 400 kV 350 kV 600 kV 500 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Frequencies must be same in which of the following line to exchange the power from one place to other place ? No need of same frequency for exchange of power Synchronous line both 1 and 2 Asynchronous line No need of same frequency for exchange of power Synchronous line both 1 and 2 Asynchronous line ANSWER DOWNLOAD EXAMIANS APP
Power Systems Skin effective is more in case of power lines communication lines same in both cases None of these power lines communication lines same in both cases None of these ANSWER DOWNLOAD EXAMIANS APP
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