Calculate the irreversibility and the second law efficiency
A pump for a power plant takes in saturated water at 1.5 psi and boosts its pressure to 1500 psi. The pump has an adiabatic efficiency of 0.92, Calculate the irreversibility and the second law efficiency.
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A new manager, hired at a large warehouse, was told to reduce the 26% employee sick leave. The manager introduced a new incentive program for the company's employees with perfect attendance. The manager decides to test the new program to see if it
Gas is stored in a rigid container at 7 degrees C. The volume of the container is 2 cubic meters. The initial gauge pressure is 0. The gas is heated and reaches a gauge pressure of 0.8 MPa. Atmospheric pressure is 100kPa. What is the entropy chang
Analyze the implications of credit on two families of this state: Family #1 (in the 18 percent federal tax bracket) and Family #2 (in the 35 percent federal tax bracket), each family expends approximately $1,500 per year for child-care.
A turbine accepts steam at 2.0 MPa and 627 degrees C and discharge at 20 kPa. Every second 4 kg of superheated steam passes through the turbine. Calculate the maximum power rating of the turbine.
Lexus. is considering an investment of $383,000 in an asset with an economiclife of 5 years. The firm estimates that the nominalannual cash revenuesand expenses at the end of the first year will be $263,000and $88,000, respectively.
A C-glass filament reinforced epoxy composite contains 65% vol filaments and has a density of 2.24 Mg/m^3. If the C-glass density is 1.20 Mg/m^3, what is the epoxy density? Please show your work.
Pharmaceuticals is considering the purchase of Manufacturing. Pharmaceuticals is currentlya supplier for Manufacturing, and the acquisition would allow Pharmaceuticals to bettercontrol its materialsupply.
You bought one of Great White Shark Repellant Co.'s 5.2 percent coupon bonds one year ago for $1,055. These bonds make annual payments and mature 14 years from now.
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