Power Systems Lightning arresters are made up of which material? any of the above copper silicon oxide silver any of the above copper silicon oxide silver ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mercury is choice with steam in binary vapor cycle because relative low vaporization pressure. all of above. higher saturation temperature than other fluids. higher critical temperature and pressure. relative low vaporization pressure. all of above. higher saturation temperature than other fluids. higher critical temperature and pressure. 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 Charging current under no load? 1.144∠90° A/phase 0.512∠90° A/phase 0.144∠90° A/phase 0.344∠90° A/phase 1.144∠90° A/phase 0.512∠90° A/phase 0.144∠90° A/phase 0.344∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Demand factor of a plant is greater than 1 0 less than 1 1 greater than 1 0 less than 1 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following generating plants has the minimum operating cost Hydroelectric plant. Nuclear plant. Steam plant. Diesel plant. Hydroelectric plant. Nuclear plant. Steam plant. Diesel plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a transformer is loaded, the secondary terminal voltage gains. That means power factor is lagging. zero. leading. unity. lagging. zero. leading. unity. ANSWER DOWNLOAD EXAMIANS APP
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