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 500 900 250 450 500 900 250 450 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Due to proximity effect, the increase in conductor resistance is not negligible in communication lines underground cable All of these overhead transmission lines communication lines underground cable All of these overhead transmission lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead 6.92% 10% -10% -6.92% 6.92% 10% -10% -6.92% ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a thermal power plant, which of its following components needs maximum maintenance attention Boiler. Steam turbine. Condenser. Super heater. Boiler. Steam turbine. Condenser. Super heater. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Example of base load stations are thermal. hydro. gas turbine. both A and B. thermal. hydro. gas turbine. both A and B. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A penstock is used as a condition between the turbine and discharge drain. none of above. the heat ex-changer and the turbine in nuclear power plant. the dam and the turbine in a hydro station. the turbine and discharge drain. none of above. the heat ex-changer and the turbine in nuclear power plant. the dam and the turbine in a hydro station. ANSWER DOWNLOAD EXAMIANS APP
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