Power Systems Reflection coefficient of voltage is Rv 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) 2Zl/(Zs + Zl) (Zl - Zs)/(Zs + Zl) 2Zs/(Zs + Zl) (Zs - Zl)/(Zs + Zl) 2Zl/(Zs + Zl) (Zl - Zs)/(Zs + Zl) ANSWER DOWNLOAD EXAMIANS APP
Power Systems For loss less line, find the ratio of length to the wave length of a signal for a phase shift of 0.05 radians? 2 × 10-3 8 × 10³ 7.95 × 10-3 7.95 × 10³ 2 × 10-3 8 × 10³ 7.95 × 10-3 7.95 × 10³ ANSWER DOWNLOAD EXAMIANS APP
Power Systems A sort line with R/X ratio 1, the zero regulation is obtained when the power factor of the load is unity 0 leading 0.707 leading 0.5 unity 0 leading 0.707 leading 0.5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems By using guard ring in a transmission line, its string efficiency None of these decrease increase remains unaffected None of these decrease increase remains unaffected ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal plant most of the energy is wasted in turbines condenser boiler ESP turbines condenser boiler ESP ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a reactance of 1 Pu is operating at Vs = Vr = 1 Pu. The generator is connected at source end which is delivering 0.5 Pu of active power and the transmission line is compensated with a series capacitance of 0.5 Pu. Find the load angle with series capacitance compensation ? 35.5° 10.5° 14.5° 29° 35.5° 10.5° 14.5° 29° ANSWER DOWNLOAD EXAMIANS APP