Power Systems A transmission line has self and mutual impedances are 0.8 and 0 pu respectively. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.8 and 1.2 pu 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 1.2 pu 0.6, 0.6 and 0.6 pu 0.6, 0.8 and 1.2 pu 0.8, 0.8 and 0.8 pu 0.6, 0.6 and 1.2 pu 0.6, 0.6 and 0.6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems For loss less line, find the ratio of length to the wave length of a signal for a phase shift of 0.05 radians? 8 × 10³ 2 × 10-3 7.95 × 10³ 7.95 × 10-3 8 × 10³ 2 × 10-3 7.95 × 10³ 7.95 × 10-3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for less surge impedance more surge impedance reduce losses proper discharging of lighting surges less surge impedance more surge impedance reduce losses proper discharging of lighting surges ANSWER DOWNLOAD EXAMIANS APP
Power Systems The daily energy produced in thermal power station is 720 MWh at a load factor of 0.6. What is the maximum demand of the station? 30 MW 720 MW 50 MW 72 MW 30 MW 720 MW 50 MW 72 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems An ACSR conductor has a diameter of 2 cm has internal inductance of 0.05 mH/Km. If this ACSR is replaced with another having a diameter of 4 cm then its internal inductance is 0.05 mH/Km 0.1 mH/Km 0 mH/Km 0.025 mH/Km 0.05 mH/Km 0.1 mH/Km 0 mH/Km 0.025 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems Based on the discharge, Kaplan turbine will discharge 1000 lpm >10000 lpm 1000 lpm >10000 lpm ANSWER DOWNLOAD EXAMIANS APP
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