Power Systems The daily energy produced in thermal power station is 720 MWh at a load factor of 0.6. What is the maximum demand of the station? 30 MW 72 MW 720 MW 50 MW 30 MW 72 MW 720 MW 50 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has reactances of sub transient (X")= 0.5 pu, transient (X') = 0.8 pu and synchronous reactance (X) = 5 pu. The voltages at these reactances are 1.2 V, 1.1 V and 1 V respectively. Find the corresponding sub transient fault current in pu? 0.2 pu 2.4 pu 3.975 pu 1.375 pu 0.2 pu 2.4 pu 3.975 pu 1.375 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems If transmission line parameters A and B are 0.9∠0° and 200∠90° respectively. Find the shunt reactor required to compensate the ferranti effect? 2000 Ω 3000 Ω 1500 Ω 750 Ω 2000 Ω 3000 Ω 1500 Ω 750 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit impedance of a circuit element is 0.30. If the base kV and base MVA are halved, then the new value of the per unit impedance of the circuit element will be 0.30 0.60 0.0060 0.0030 0.30 0.60 0.0060 0.0030 ANSWER DOWNLOAD EXAMIANS APP
Power Systems A penstock is used as a condition between the turbine and discharge drain. the dam and the turbine in a hydro station. none of above. the heat ex-changer and the turbine in nuclear power plant. the turbine and discharge drain. the dam and the turbine in a hydro station. none of above. the heat ex-changer and the turbine in nuclear power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following is used in thermal plants Rankine cycle Joule cycle Otto cycle All of these Rankine cycle Joule cycle Otto cycle All of these ANSWER DOWNLOAD EXAMIANS APP
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