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? 500 kV 400 kV 320 kv 600 kV 500 kV 400 kV 320 kv 600 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inductance of single phase two wire line is given by 0.4×10-7× ln(r'/d) H/m 0.4×10-7× ln(d/r') H/m 4×10-7× ln(r'/d) H/m 4×10-7× ln(d/r') H/m 0.4×10-7× ln(r'/d) H/m 0.4×10-7× ln(d/r') H/m 4×10-7× ln(r'/d) H/m 4×10-7× ln(d/r') H/m ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is true? Corona loss increases with decrease in conductor size and increase in supply frequency increase in conductor size and decrease in supply frequency decrease in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and increase in supply frequency increase in conductor size and decrease in supply frequency decrease in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems In hydro power stations what is an enlarged body of water just above the intake and used as a regulating reservoir called Spillways. Reservoir. Penstock. Fore bay. Spillways. Reservoir. Penstock. Fore bay. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Transmission line has a length of 300 km, operating at sending end voltage Vs = 1 pu, find the receiving end voltage(Vr) at no load? 0.098 pu 1 pu 1.098 pu 0.98 pu 0.098 pu 1 pu 1.098 pu 0.98 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for the protection of short length lines. no length criterion. long transmission lines. medium length lines. short length lines. no length criterion. long transmission lines. medium length lines. ANSWER DOWNLOAD EXAMIANS APP
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