Power Systems In which of the following frequency control method tie line may be overloaded? flat frequency control parallel frequency flat tie line control All of these flat frequency control parallel frequency flat tie line control All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Asynchronous tie line is a None of these either 1 or 2 DC transmission line AC transmission line None of these either 1 or 2 DC transmission line AC transmission line ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence per unit impedance of two generators connected in parallel are X1 = 0.12 pu, X2 = 0.096 pu and X0 = 0.036 pu. For LG fault at generator terminals (with 1 pu voltage) the positive sequence current will be 7.936 pu 9.936 pu 10.936 pu 8.936 pu 7.936 pu 9.936 pu 10.936 pu 8.936 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following power planets is the least reliable Solar. Geothermal. Tidal. Wind. Solar. Geothermal. Tidal. Wind. 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? 31.28 kV 30.28 kV 28.28 kV 29.28 kV 31.28 kV 30.28 kV 28.28 kV 29.28 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of diversity factor is greater than 1 less than 1 1 0 greater than 1 less than 1 1 0 ANSWER DOWNLOAD EXAMIANS APP
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