Power Systems The modern trend in electric power generation to have large size thermal plant located near coal fields. none of above. to have large number of small size thermal plants located at different places. to have large size thermal plants near load centre. to have large size thermal plant located near coal fields. none of above. to have large number of small size thermal plants located at different places. to have large size thermal plants near load centre. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The generating station suitable to operate as peak load plant is Nuclear power station. Pumped storage. Thermal power station. Power station. Nuclear power station. Pumped storage. Thermal power station. Power station. 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 0.725∠ 80° 0.325∠ -100° 0.371∠ -100° 0.433∠ 80° 0.725∠ 80° 0.325∠ -100° 0.371∠ -100° 0.433∠ 80° 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 450 900 250 500 450 900 250 500 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is/are the desirable properties of a insulator material? Low ratio of puncture strength to flash over. High relative permittivity High ratio of puncture strength to flash over. Both 1 and 2 Low ratio of puncture strength to flash over. High relative permittivity High ratio of puncture strength to flash over. Both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Frequencies must be same in which of the following line to exchange the power from one place to other place ? Asynchronous line both 1 and 2 No need of same frequency for exchange of power Synchronous line Asynchronous line both 1 and 2 No need of same frequency for exchange of power Synchronous line ANSWER DOWNLOAD EXAMIANS APP
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