Power Systems A 4 bus power system consists of 4 transmission lines, then find the sparsity of Y bus matrix? 0.75 0.25 0.4 0.5 0.75 0.25 0.4 0.5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a 3-phase, 400 kV transmission line is 400 Ω. The surge impedance loading is 1600 MW 200 MW 800 MW 400 MW 1600 MW 200 MW 800 MW 400 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across the bottom most unit is 33.33% of total voltage. Its string efficiency is 33.33% 75% 66.66% 25% 33.33% 75% 66.66% 25% ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 layer, total diameter of an ACSR conductor is 5 cm. Find the diameter of each strand? 15 cm 1 cm 1.5 cm 5 cm 15 cm 1 cm 1.5 cm 5 cm ANSWER DOWNLOAD EXAMIANS APP
Power Systems The charging reactance of 50 km transmission line is 1500 Ω. What is the charging reactance for 100 km length of line? 1500 Ω 750 Ω 3000 Ω 1000 Ω 1500 Ω 750 Ω 3000 Ω 1000 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 83.76 kV 48.36 kV 20 kV 52.84 kV 83.76 kV 48.36 kV 20 kV 52.84 kV ANSWER DOWNLOAD EXAMIANS APP
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