Power Systems If R = 84 ohm/Km, G = 10-6 mho/Km, H = 0.01 H/Km, C = 0.061 μ F/Km and frequency = 1000 Hz, then what is the value of propagation constant of the transmission line None of them. 0.018 per Km. 0.01 + j 0.02 per Km. 0.09 + j 0.018 per Km. None of them. 0.018 per Km. 0.01 + j 0.02 per Km. 0.09 + j 0.018 per Km. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 core cable gives on test a capacitance of 3.7 µF between two cores. Find the line charging current of the cable when it is connected to 11 kV, 50 Hz system? 14.7 mA. 1.476 A. 1 A. 14.76 A. 14.7 mA. 1.476 A. 1 A. 14.76 A. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is not base load power plant Run water. Nuclear. Diesel. Pump storage. Run water. Nuclear. Diesel. Pump storage. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true regarding HVDC? All of these HVDC can utilize earth for its return path There is no skin effect in dc line Corona loss is very much reduced in the dc line All of these HVDC can utilize earth for its return path There is no skin effect in dc line Corona loss is very much reduced in the dc line ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a transmission line the insulators to be used at the dead end or sharp curves are strain type any of the above pin type insulator suspension type strain type any of the above pin type insulator suspension type ANSWER DOWNLOAD EXAMIANS APP
Power Systems To improve the efficiency of thermal power plant ________________ is placed between boiler and turbine. superheater. ash handling point. economizer. air preheater. superheater. ash handling point. economizer. air preheater. ANSWER DOWNLOAD EXAMIANS APP
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