Power Systems What are the methods of laying underground cables? Both A and B. Direct laying. None of these. Draw - in - system / duct - pipe laying. Both A and B. Direct laying. None of these. Draw - in - system / duct - pipe laying. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Where do compounding done in thermal power plants Generator. Ash handling plant. Turbine. Coal handling plant. Generator. Ash handling plant. Turbine. Coal handling plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase breaker is rated at 2000 MVA, 33 kV, its making current will be 49 kVA. 35 kVA. 89.22 kVA. 70 kVA. 49 kVA. 35 kVA. 89.22 kVA. 70 kVA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a surge impedance of 400 Ω for a length of the line of 200 km. If the length of line is increased to 400 km, then its surge impedance is 800 Ω 200 Ω 400 Ω 0 Ω 800 Ω 200 Ω 400 Ω 0 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems A fault occurring at the terminals of an unloaded synchronous generator operating at its rated voltage has resulted in the following values of currents and voltages. IR0 = j 2.37 pu IR1 = -j 3.05 pu IR2 = j 0.68 pu VR0 = VR1 = VR2 = 0.237 pu. Which of the following faults has occurred? LLL LLG LL LG LLL LLG LL LG ANSWER DOWNLOAD EXAMIANS APP
Power Systems The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is LG LLL LLG LL LG LLL LLG LL ANSWER DOWNLOAD EXAMIANS APP
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