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 2 mH 2 H 15.9 mH 15.9 H 2 mH 2 H 15.9 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generating station which has a high investment cost and low operating cost is usually operated as a Minimum load station. Base load station. Peak load station. None of above. Minimum load station. Base load station. Peak load station. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The line currents of 3-phase supply are: IR = 3 + j 5 A IY =2 + j 2 A IB = -2 - j 1 A The zero sequence current will be -2 - j 1 A 1 + j 4 A 1 + j 2 A 5 + j 7 A -2 - j 1 A 1 + j 4 A 1 + j 2 A 5 + j 7 A ANSWER DOWNLOAD EXAMIANS APP
Power Systems String chart is drawn between T on Y-axis and S and T on on X-axis temperature (T) on X- axis, sag(S) and tension (T) on Y-axis both 1 and 2 nether 1 nor 2 T on Y-axis and S and T on on X-axis temperature (T) on X- axis, sag(S) and tension (T) on Y-axis both 1 and 2 nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the percentage reactance of an element is 20 % and the full load current is 50 Amp, the short circuit current will be 250 Amp. 200 Amp. 300 Amp. 350 Amp. 250 Amp. 200 Amp. 300 Amp. 350 Amp. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reflection coefficient of voltage is Rv (Zs - Zl)/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zl/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zl/(Zs + Zl) 2Zs/(Zs + Zl) ANSWER DOWNLOAD EXAMIANS APP