Power Systems A transmission line has (2 + j4)Ω impedance, 100 MVA and base voltage is 10 KV. Find the per unit impedance value of transmission line? (0.5 + j1 ) pu (1 + j2 ) pu (2 + j4 ) pu (4 + j8 ) pu (0.5 + j1 ) pu (1 + j2 ) pu (2 + j4 ) pu (4 + j8 ) pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system network has n nodes, Z33 of its bus impedance matrix is j0.5 pu. The voltage at node 3 is 1.3∠ -10°. If capacitor is having reactance of -j3.5 pu is now added to the network between node 3 and reference node, the current drawn by the capacitor in pu is 0.433∠ 80° 0.725∠ 80° 0.325∠ -100° 0.371∠ -100° 0.433∠ 80° 0.725∠ 80° 0.325∠ -100° 0.371∠ -100° ANSWER DOWNLOAD EXAMIANS APP
Power Systems For flat voltage profile system, voltage regulation is 0% 50% any of the above 100% 0% 50% any of the above 100% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Operating time of pumped storage plant is very high can't say low high very high can't say low high ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following insulator is practically used for railway crossings? string insulator strain insulator All of these pin insulator string insulator strain insulator All of these pin insulator ANSWER DOWNLOAD EXAMIANS APP
Power Systems In boiler water reactor (BWR) enriched uranium is used as fuel. there is danger of radioactive contamination of steam. all of above. the feed water acts both coolant and a moderator. enriched uranium is used as fuel. there is danger of radioactive contamination of steam. all of above. the feed water acts both coolant and a moderator. ANSWER DOWNLOAD EXAMIANS APP
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