Find what are the exit pressure and temperature of the air
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A compressor receives R-134a at 20 F, 30 psia with an exit of 200 psia, x = 1. What can you say about the process?
Steam enters a turbine at 450 lbf/in.2, 900 F, expands in a reversible adiabatic process, and exhausts. What is the mass flow rate of steam through the turbine?
Suppose an executive exercises her stock options just prior to the year, buying the shares and then selling them immediately, in order to avoid an anticipated.
A compressor brings a hydrogen gas flow at 500 R, 1 atm up to a pressure of 10 atm. How hot is the exit flow, and what is the specific work input?
Assuming the process is reversible and adiabatic, what are the exit pressure and temperature of the air?
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Assume the pump is ideal and the process is adiabatic. Find the final pressure and heat transfer.
If the initial mass was 1 lbm, how much mass is left in the tank and what is the turbine work assuming a reversible process?
A small pump takes in water at 70 F, 14.7 lbf/in.2 and pumps it to 250 lbf/in.2 at a flow rate of 200 lbm /min. Compute the required pump power input.
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