Power Systems Aluminium is now most commonly employed conductor material in transmission lines than copper because its tensile strength is more costlier it is more conductive it is cheaper and lighter its tensile strength is more costlier it is more conductive it is cheaper and lighter ANSWER DOWNLOAD EXAMIANS APP
Power Systems On which one of the following cycles does a modern steam power plant work? Rankine cycle Carnot cycle Bell-Coleman cycle Otto cycle Rankine cycle Carnot cycle Bell-Coleman cycle Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across bottom most unit is 10 kV and its efficiency is 90%. Find the total operating phase voltage? 40 kV 45 kV 36 kV 32 kV 40 kV 45 kV 36 kV 32 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The ABCD constants of a 3-phase transmission line are A = D = 0.8∠1°, B = 170∠85° Ω , C = 0.002∠90.4° ℧. The sending end voltage is 400 kV. The receiving end voltage under no load condition is 500 kV 600 kV 400 kV 350 kV 500 kV 600 kV 400 kV 350 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect? 15.9 H 15.9 mH 2 mH 2 H 15.9 H 15.9 mH 2 mH 2 H ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the stator faults? Inter phase faults over current All of these failure of excitation Inter phase faults over current All of these failure of excitation ANSWER DOWNLOAD EXAMIANS APP
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