Power Systems What are the methods of laying underground cables? Both A and B. Direct laying. Draw - in - system / duct - pipe laying. None of these. Both A and B. Direct laying. Draw - in - system / duct - pipe laying. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Keeping in view the cost and overall effectiveness, the following circuit breaker is best suited for capacitor bank switching? Vacuum CB. Air blast CB. SF6 CB. Oil CB. Vacuum CB. Air blast CB. SF6 CB. Oil CB. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conversion ratio of breeder reactor are 1. greater than 1. less than 1. none of above. 1. greater than 1. less than 1. none of above. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the reflected voltage? 81.82 kV -81.82 kV -18.18 kV 18.18 kV 81.82 kV -81.82 kV -18.18 kV 18.18 kV 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 2725 MW. 1835 MW. 2280 MW. 3257 MW. 2725 MW. 1835 MW. 2280 MW. 3257 MW. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 50 Hz, 17.32 kV generator is connected to a power system. The system reactance and capacitance per phase are 10 mH and 0.2 mF respectively. What is the maximum voltage across the contacts of the circuit breaker at an instant when it passes through zero? 30.28 kV 31.28 kV 29.28 kV 28.28 kV 30.28 kV 31.28 kV 29.28 kV 28.28 kV ANSWER DOWNLOAD EXAMIANS APP
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