Power Systems If all the sequence voltages at the fault point in a power system are equal, then the fault point is a LL LG LLG LLL LL LG LLG LLL ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of a 100 bus interconnected system is 90% sparse. Then find the number of non zero elements in the Y bus matrix? 10 90 1000 9000 10 90 1000 9000 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV? 0.025 0.05 0.02 0.25 0.025 0.05 0.02 0.25 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Length of the cable is doubled, its capacitance C will be one-half. unchanged. one-fourth. doubled. one-half. unchanged. one-fourth. doubled. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Efficiency of thermal power plant can be taken as turbine efficiency. efficiency of thermal cycle. generator efficiency. product of efficiencies of all stages. turbine efficiency. efficiency of thermal cycle. generator efficiency. product of efficiencies of all stages. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A synchronous generator is of 100 MVA have inertia constant of 20 MJ/MVA. Find the angular momentum in MJsec/electrical degrees 2000 5 0.22 0.4 2000 5 0.22 0.4 ANSWER DOWNLOAD EXAMIANS APP
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