Power Systems The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is LL LLL LLG LG LL LLL LLG LG 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 the no load receiving end voltage? 320 kv 500 kV 400 kV 600 kV 320 kv 500 kV 400 kV 600 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 450 900 500 250 450 900 500 250 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a Gauss Seidel load flow method, the number of iterations may be reduced if the correction in voltage at each bus is multiplied by Blocking factor Acceleration factor Gauss constant Lagrange multiplier Blocking factor Acceleration factor Gauss constant Lagrange multiplier ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs. 20. 3. 5. 7. 20. 3. 5. 7. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A loss less transmission line having surge impedance loading (SIL) of 2280 MW is provided with a uniformly distributed series capacitive compensation of 30 %. Then SIL of compensated transmission line will be 1835 MW. 2725 MW. 3257 MW. 2280 MW. 1835 MW. 2725 MW. 3257 MW. 2280 MW. ANSWER DOWNLOAD EXAMIANS APP
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