Power Systems The overall efficiency of a steam power plant equal to binary vapor cycle. the Rankine cycle. regenerative cycle. product of boiler efficiency, turbine efficiency and generator efficiency. binary vapor cycle. the Rankine cycle. regenerative cycle. product of boiler efficiency, turbine efficiency and generator efficiency. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive (Z1), negative (Z2) and zero sequence (Z0) impedances of a transmission line follows the relation any of the above Z1 = Z2 = Z0 (Z1 = Z2) < Z0 (Z1 = Z2) > Z0 any of the above Z1 = Z2 = Z0 (Z1 = Z2) < Z0 (Z1 = Z2) > Z0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line operating at Vs = 400 kV and has ABCD parameters A= D = 0.8∠0°, B = 100∠90° Ω, C = 0.5*10-6∠90° ℧. Find the no load receiving end voltage? 600 kV 400 kV 320 kv 500 kV 600 kV 400 kV 320 kv 500 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Fault calculations using computer are usually done by Z bus method either 1 or 2 Y bus method None of these Z bus method either 1 or 2 Y bus method None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Normally Z bus matrix is a sparse matrix null matrix unit matrix full matrix sparse matrix null matrix unit matrix full matrix ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the tests performed for oil-filled and gas-filled cables ? Load cycle tests. All of these. Impulse tests. Thermal stability test. Load cycle tests. All of these. Impulse tests. Thermal stability test. ANSWER DOWNLOAD EXAMIANS APP
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