Power Systems Advantages of higher transmission voltage is/are Power transfer capability of the transmission line is increased Transmission line losses are reduced All of these Area of cross section and volume of the conductor is reduced Power transfer capability of the transmission line is increased Transmission line losses are reduced All of these Area of cross section and volume of the conductor is reduced ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of star- delta connected 3-phase transformer? star-star delta-delta star-delta delta-star star-star delta-delta star-delta delta-star ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV? 0.02 0.025 0.05 0.25 0.02 0.025 0.05 0.25 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied always if the shunt admittances at the buses are ignored if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied always if the shunt admittances at the buses are ignored ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is not a secondary nuclear fuel U235. Pu239. U233. None of above. U235. Pu239. U233. None of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Water hamming process in pen-stocks results in noise increases, pressure increases, velocity decreases. noise increases. None of these pressure increases. noise increases, pressure increases, velocity decreases. noise increases. None of these pressure increases. ANSWER DOWNLOAD EXAMIANS APP
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