Power Systems Condition for zero voltage regulation is tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X tanφ = X/R cosφ = X/R tanφ = R/X cosφ = R/X 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? 28.28 kV 29.28 kV 30.28 kV 31.28 kV 28.28 kV 29.28 kV 30.28 kV 31.28 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems In boiler water reactor (BWR) the feed water acts both coolant and a moderator. all of above. enriched uranium is used as fuel. there is danger of radioactive contamination of steam. the feed water acts both coolant and a moderator. all of above. enriched uranium is used as fuel. there is danger of radioactive contamination of steam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line short transmission line long transmission line medium transmission line any of the above short transmission line long transmission line medium transmission line any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of pumped storage plants is/are used as load frequency control operating time is minimum All of these most economical as a peak load supply plant used as load frequency control operating time is minimum All of these most economical as a peak load supply plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems Nuclear reactors usually employ fusion. fission. none of above. both of A and B. fusion. fission. none of above. both of A and B. ANSWER DOWNLOAD EXAMIANS APP
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