Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead 6.92% -6.92% -10% 10% 6.92% -6.92% -10% 10% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Mho relay is used for the protection of no length criterion. long transmission lines. medium length lines. short length lines. no length criterion. long transmission lines. medium length lines. short length lines. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with high percentage of reaction and runner adjust vanes is Francis. Kaplan. Pelton. Impeller. Francis. Kaplan. Pelton. Impeller. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following matrix is used for load flow studies? Unit matrix Z bus matrix Y bus matrix null matrix Unit matrix Z bus matrix Y bus matrix null matrix ANSWER DOWNLOAD EXAMIANS APP
Power Systems A loss less transmission line having surge impedance loading (SIL) of 2280 MW is provided with a uniformly distributed series capacitive compensation of 30 %. Then SIL of compensated transmission line will be 2280 MW. 3257 MW. 2725 MW. 1835 MW. 2280 MW. 3257 MW. 2725 MW. 1835 MW. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fuse wire of circular cross-section has a radius of 0.8 mm. The wire blows off at an current of 8 Amp. Calculate the radius of wire that will blow off at an current of 1 amp? 0.2 mm. 0.4 mm. 2 mm. 4 mm. 0.2 mm. 0.4 mm. 2 mm. 4 mm. ANSWER DOWNLOAD EXAMIANS APP
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