Power Systems The draft tube is provided to reduce the effect of water hammer. None of these increase the acting head on the water wheel. raise the water surface of the stream to create an artificial head. reduce the effect of water hammer. None of these increase the acting head on the water wheel. raise the water surface of the stream to create an artificial head. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal plant most of the energy is wasted in boiler turbines ESP condenser boiler turbines ESP condenser ANSWER DOWNLOAD EXAMIANS APP
Power Systems The skin effect of conductor will increase when resistivity decrease diameter decrease frequency decrease All of these resistivity decrease diameter decrease frequency decrease All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Condition for zero voltage regulation is tanφ = X/R cosφ = R/X cosφ = X/R tanφ = R/X tanφ = X/R cosφ = R/X cosφ = X/R tanφ = R/X ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MW capacity generator has a speed regulation of 4% for a frequency drop of 0.05 Hz. Find the power input supplied by the turbine for maintaining constant frequency? 20 MW 5 MW 10 MW 15 MW 20 MW 5 MW 10 MW 15 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Objectives of power system is/are Cost of electrical energy per KWh is to be minimum Rated voltage and frequency has to be supplied to the consumers both 1 and 2 nether 1 nor 2 Cost of electrical energy per KWh is to be minimum Rated voltage and frequency has to be supplied to the consumers both 1 and 2 nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
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