Power Systems A 1- phase transmission line operating at 30 kV has radius of 1 cm and distance between conductors is 0.5 m. Assume m = δ =1, g = 21 kV/cm and frequency f = 50 Hz. Find the critical disruptive voltage? 82.15 kV/phase 34.64 kV/phase 17.32 kV/phase 41.075 kV/phase 82.15 kV/phase 34.64 kV/phase 17.32 kV/phase 41.075 kV/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following statement are false In nuclear power plants, chain reaction is controlled by cadmium rods. In a nuclear reactor, multiplication factor is kept almost equal to one. Nuclear power plants are used as peak load plants only. A thermal reactor needs a moderator material. In nuclear power plants, chain reaction is controlled by cadmium rods. In a nuclear reactor, multiplication factor is kept almost equal to one. Nuclear power plants are used as peak load plants only. A thermal reactor needs a moderator material. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If we increase the spacing between the phase conductors, the value of line inductance None of these increase remains unaffected decrease None of these increase remains unaffected decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the surge impedance of a line when inductance is 160 mH and capacitance is 1µF? 400 Ω 200 Ω 160 Ω 800 Ω 400 Ω 200 Ω 160 Ω 800 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power capacity of a transmission line can be increased by decreasing reactance value either 1 or 2 nether 1 nor 2 increasing voltage level decreasing reactance value either 1 or 2 nether 1 nor 2 increasing voltage level ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following materials is/are used as moderators? heavy water graphite beryllium All of these heavy water graphite beryllium All of these ANSWER DOWNLOAD EXAMIANS APP
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