Power Systems The ground capacitance existing between transmission line and ground is 4µF. Find the inductive reactance of the peterson coil for compensation of arcing grounds? 0.844 Ω 265.25 Ω 625.35 Ω 855.26 Ω 0.844 Ω 265.25 Ω 625.35 Ω 855.26 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power station has a maximum demand of 15000 kW. The annual load factor is 50% and plant capacity factor is 40%. What is the reserve capacity of the plant? 3000 kW 6000 kW 7500 kW 3750 kW 3000 kW 6000 kW 7500 kW 3750 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Non-commercial sources of energy are solar, wind and biomass. wood, animal wastes and agricultural wastes. None of these fossil fuel, hydro power and nuclear power. solar, wind and biomass. wood, animal wastes and agricultural wastes. None of these fossil fuel, hydro power and nuclear power. ANSWER DOWNLOAD EXAMIANS APP
Power Systems How to find the total number of strands (N) when number of layers (x) are given Total number of strands N = 3x² - 3x - 1 Total number of strands N = 3x² + 3x - 1 Total number of strands N = 3x² - 3x + 1 Total number of strands N = 3x² + 3x + 1 Total number of strands N = 3x² - 3x - 1 Total number of strands N = 3x² + 3x - 1 Total number of strands N = 3x² - 3x + 1 Total number of strands N = 3x² + 3x + 1 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 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 Where is the draft tube of a hydroelectric plant that is an airtight pipe located At the beginning of the penstock. In between the runner exhaust and the tail race. Near the surge tank. In between the penstock and runner. At the beginning of the penstock. In between the runner exhaust and the tail race. Near the surge tank. In between the penstock and runner. ANSWER DOWNLOAD EXAMIANS APP
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