Power Systems A 1-phase transmission line has an impedance (4 + 3j ) Ω. Find the power factor of the load for zero voltage regulation? 0.6 lag 0.8 lag 0.8 lead 0.6 lead 0.6 lag 0.8 lag 0.8 lead 0.6 lead ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive (Z1), negative (Z2) and zero sequence (Z0) impedances of a transmission line follows the relation any of the above (Z1 = Z2) < Z0 Z1 = Z2 = Z0 (Z1 = Z2) > Z0 any of the above (Z1 = Z2) < Z0 Z1 = Z2 = Z0 (Z1 = Z2) > Z0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The amount of ash content in Indian coal 60 %. 20 %. 45 %. 35 %. 60 %. 20 %. 45 %. 35 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conversion ratio of a breeder reactor is equal to unity. none of above. less than unity. more than unity. equal to unity. none of above. less than unity. more than unity. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances of 0.8 pu and 0.2 pu. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.8 and 1.2 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems What type of back up protection is used for alternators? Mho relay. IDMT relay. Impedance relay. Buchholz relay. Mho relay. IDMT relay. Impedance relay. Buchholz relay. ANSWER DOWNLOAD EXAMIANS APP
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