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An adiabatic turbine operates at steady state. Air enters the turbine at a pressure and temperature of 800kPa and 1100K, respectively, and exits at 100kPa. A temperature sensor at the turbine exit indicates that the exit air temperature is 700K. Kinetic and potential energy effects are negligible, and the air can be treated as as ideal gas. Determine if the exit temperature reading can be correct. If yes, determine the turbine isentropic efficiency.
Correct?
determine the required size for a square bar to be made from aisi 1213 cold-drawn steel. it carries a constant axial
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Consider the construction of a wind farm composed of 100 wind turbines each with a rated capacity of 2 MW at a rated wind speed of 14 m/s. The turbines have an installed cost of $3000/kW, including the cost of land, and require an operations and main..
Calculate the number of vacancies per cubic meter in some metal at 753°C. The energy for vacancy formation is 0.81 eV/atom, while the density and atomic weight for this metal are 6.38 g/cm3 and 49.43 g/mol, respectively. Find in m^-3 units.
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What are the Different methods of Power Transmission?
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propane gas enters a continuous adiabatic heat exchanger at 40degc and 250 kpa and exits at 240degc superheated steam
Steam at 3 MPa, 400C enters a turbine with a volume flow rate of 5 m^3/s. An extraction of 15% of the inlet mass flow rate exits at 600 KPa, 200C. The rest exits the turbine at 20KPa with a quality of 90% and a velocity of 20 m/s. Determine the volum..
5 kg of steam are initially at 310 bar and T = 750 C. The steam is isobaric ally cooled to 450 C. First, sketch the process on T -v and p - v diagrams. Then, determine Q, W, delta U, and delta H in kJ for this process using the steam tables.
a piston-cylinder device initially contains 0.6 m3 of water vapor at 250 kpa. the specific volume and specific internal
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