Power Systems A 4 bus power system consists of 4 transmission lines, then find the sparsity of Y bus matrix? 0.4 0.75 0.25 0.5 0.4 0.75 0.25 0.5 ANSWER DOWNLOAD EXAMIANS APP
Power Systems The presence of earth in case of overhead lines decrease inducatance increase capacitance decrease capacitance increase inductance decrease inducatance increase capacitance decrease capacitance increase inductance ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 Km long transmission line is loaded at 110 kV. If the loss of line is 5 MW and the load is 150 VA the resistance of the line is 4.65 Ω / phase. 2.26 Ω / phase. 8.06 Ω / phase. 6.06 Ω / phase. 4.65 Ω / phase. 2.26 Ω / phase. 8.06 Ω / phase. 6.06 Ω / phase. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 25 MVA, 11 kV alternator is supplying full load at a point of 0.75 lagging. Determine the percentage increase in earning capacity when it is operated at improved power factor of 0.96 lagging. 14 %. None of above 56 %. 28 %. 14 %. None of above 56 %. 28 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 16 MΩ 32 MΩ 4 MΩ 8 MΩ 16 MΩ 32 MΩ 4 MΩ 8 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems The receiving end voltage for a long line under no load condition is equal to the sending end voltage more than the sending end voltage any of the above less than the sending end voltage equal to the sending end voltage more than the sending end voltage any of the above less than the sending end voltage ANSWER DOWNLOAD EXAMIANS APP
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