Power Systems Which of following is a medium and low head turbines None of above. Pelton and Kaplan turbines. Kaplan and Francis turbines. Francis and Kaplan turbines. None of above. Pelton and Kaplan turbines. Kaplan and Francis turbines. Francis and Kaplan turbines. 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 31.28 kV 30.28 kV 29.28 kV 28.28 kV 31.28 kV 30.28 kV 29.28 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a three-phase system, when the loads are perfectly balanced, the neutral current is zero. one - third of maximum. two - thirds of maximum. one - third of minimum. zero. one - third of maximum. two - thirds of maximum. one - third of minimum. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 450 900 250 500 450 900 250 500 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system? 0.25 0.5 0.75 1 0.25 0.5 0.75 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems On what factors does the selection of a water turbine depend Nature of load. All of above. Working head. Speed. Nature of load. All of above. Working head. Speed. ANSWER DOWNLOAD EXAMIANS APP
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