Power Systems Which of the following relationships are not valid for short transmission lines A = D = 1 All of these B = C = Z Is = Ir A = D = 1 All of these B = C = Z Is = Ir 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? 1000 Ω 750 Ω 3000 Ω 1500 Ω 1000 Ω 750 Ω 3000 Ω 1500 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems An unloaded generator with a pre-fault voltage 1 pu has the following sequence impedance: Z0 = j 0.15 pu, Z1 = Z2 = j 0.25 pu The neutral is grounded with a reactance of 0.05 pu. The fault current in pu for single line to ground fault is 7.25 pu 3.75 pu 2.5 pu 4.28 pu 7.25 pu 3.75 pu 2.5 pu 4.28 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are base load plants? nuclear plants hydro plants All of these thermal plants nuclear plants hydro plants All of these thermal plants ANSWER DOWNLOAD EXAMIANS APP
Power Systems The corona loss on a particular system at 50 Hz is 1 kW/km per phase. What is the corona loss at 60 Hz in kW/km per phase? 0.89 1.13 1 1.25 0.89 1.13 1 1.25 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 4 bus power system consists of 4 transmission lines, then find the sparsity of Y bus matrix? 0.75 0.5 0.4 0.25 0.75 0.5 0.4 0.25 ANSWER DOWNLOAD EXAMIANS APP
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