Power Systems A transmission line has self and mutual impedances are 0.8 and 0 pu respectively. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.6 and 0.6 pu 0.6, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 0.6 pu 0.6, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.8 and 0.8 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are advantages of N-R method? both 1 and 2 Number of iterations are less Time taken for each iteration is less Applicable for large power system network both 1 and 2 Number of iterations are less Time taken for each iteration is less Applicable for large power system network ANSWER DOWNLOAD EXAMIANS APP
Power Systems Characteristics of arc quenching medium is/are High dielectric strength All of these Non flammable High thermal conductivity High dielectric strength All of these Non flammable High thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two generating stations delivering a powers of P1 = 150 MW, P2 =100 MW and the B coefficients are B11 = 0.005, B22 = 0.002, B12=B21= -0.001. Find the transmission line losses? 105.2 85.5 95.5 102.5 105.2 85.5 95.5 102.5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In Rankine cycle, the work output from a turbine is given by change in temperature between inlet and outlet. change in internal energy between inlet and outlet. change of entropy between inlet and outlet. change of enthalpy between inlet and outlet. change in temperature between inlet and outlet. change in internal energy between inlet and outlet. change of entropy between inlet and outlet. change of enthalpy between inlet and outlet. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase, 5 kV, 5 MVA system, what is the base impedance? 5 ohms 0.5 ohm 500 ohms 50 ohms 5 ohms 0.5 ohm 500 ohms 50 ohms ANSWER DOWNLOAD EXAMIANS APP
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