Power Systems Mho relay is usually employed for protection of any line long transmission lines only short transmission lines only medium transmission lines only any line long transmission lines only short transmission lines only medium transmission lines only ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 900 450 250 500 900 450 250 500 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pumped storage plant is a both 1 and 2 peak load plant None of these base load plant both 1 and 2 peak load plant None of these base load plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has impedance of (0.005 + j0.05) pu. Find the line at which maximum value of negative DC off set current is produced, if it is applied with Vm sinωt? 4.68 msec 2.63 msec 1.47 msec 9.68 msec 4.68 msec 2.63 msec 1.47 msec 9.68 msec 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 0.371∠ -100° 0.325∠ -100° 0.725∠ 80° 0.433∠ 80° 0.371∠ -100° 0.325∠ -100° 0.725∠ 80° 0.433∠ 80° ANSWER DOWNLOAD EXAMIANS APP
Power Systems The presence of earth in case of overhead lines increase capacitance decrease inducatance increase inductance decrease capacitance increase capacitance decrease inducatance increase inductance decrease capacitance ANSWER DOWNLOAD EXAMIANS APP
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