Power Systems If sag in an overhead line increase, tension in the line None of these decrease increase remains same None of these decrease increase remains same ANSWER DOWNLOAD EXAMIANS APP
Power Systems The 1st nuclear plant in world was commissioned in U.K. UAE. U.S.S.R. U.S.A. U.K. UAE. U.S.S.R. U.S.A. 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? 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 1.144∠90° A/phase 0.512∠90° A/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems Water hamming process in pen-stocks results in noise increases. noise increases, pressure increases, velocity decreases. pressure increases. None of these noise increases. noise increases, pressure increases, velocity decreases. pressure increases. None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The daily energy produced in thermal power station is 720 MWh at a load factor of 0.6. What is the maximum demand of the station? 720 MW 72 MW 30 MW 50 MW 720 MW 72 MW 30 MW 50 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system network has n nodes, Z33 of its bus impedance matrix is j0.5 pu. The voltage at node 3 is 1.3∠ -10°. If capacitor is having reactance of -j3.5 pu is now added to the network between node 3 and reference node, the current drawn by the capacitor in pu is 0.433∠ 80° 0.725∠ 80° 0.371∠ -100° 0.325∠ -100° 0.433∠ 80° 0.725∠ 80° 0.371∠ -100° 0.325∠ -100° ANSWER DOWNLOAD EXAMIANS APP
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