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 shunt reactor required for compensating ferranti effect? 2000 Ω 1500 Ω 500 Ω 3000 Ω 2000 Ω 1500 Ω 500 Ω 3000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems The average thermal efficiency of a modern nuclear power plant is about 80 %. 60 %. 40 %. 30 %. 80 %. 60 %. 40 %. 30 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which power plant cannot have single unit of 100 MW capacity Steam power plant. Hydro electric power plant. Nuclear power plant. Diesel engine plant. Steam power plant. Hydro electric power plant. Nuclear power plant. Diesel engine plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The voltage regulation of a line at full load 0.8 power factor is 11. A long transmission line under no load conditions, for a good voltage profile needs shunt resistance at receiving end shunt capacitor at receiving end All of these shunt reactor at receiving end shunt resistance at receiving end shunt capacitor at receiving end All of these shunt reactor at receiving end ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the methods of laying underground cables? None of these. Direct laying. Both A and B. Draw - in - system / duct - pipe laying. None of these. Direct laying. Both A and B. Draw - in - system / duct - pipe laying. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 52.84 kV 20 kV 83.76 kV 48.36 kV 52.84 kV 20 kV 83.76 kV 48.36 kV ANSWER DOWNLOAD EXAMIANS APP
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