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A new binder will cost Revelstoke Printing $17 000, generate net savings of $4000 per year over a nine-year life, and be salvaged for $1000. Revelstoke before-tax AIARR is 10%, it is taxed at 40%. What is the company exact after-tax IRR on this investment using a diminishing value rate for depreciation? Should the investment be made?
When two systems mix at 290 K, they absorb 10 000 J of heat from their surroundings. What is the change in interaction entropy of the system upon mixing?
Calculate the thermal efficiency of the power cycle. Calculate the thermal efficiency for a reversible power cycle operating between the same low and high temperature reservoirs.
a mini motor bike for chidren is powered by a 4 hp single cylinder gasoline engine governed to run at a maximum of 2250
Prepare a research paper on Piezoelectricenergy harvesting from torsional vibrations in internal combustion engines.
you are manufacturing a frame for a vehicle out of some aluminum alloy 6061-t451 tubing. the frame is to be welded
a disk of 180 mm radius rotates at the constant rate w212 radsec with respect to arm cd which itself rotates at the
Determine the total availability of the water in the bucket relative to the floor. The local environment is at 14.7 psia and 70.0°F.
A 90-kg man and 60-kg woman stand side by side at the same end of of 150-kg boat ready to dive, each with a 5-m/s velocity of the boat after they have both dived, if (a) the women dives first, (b) the man dives first.
consider an isentropic expansion process in a piston cylinder device where air is expanded from 1mpa and 800 k to 0.1
Water vapor enters a turbine at p1= 5 bar, T1=320? C and exits at p2 = 1 bar. The work generated is measure as 250 KJ per kg of water vapor flowing. Determine the isentropic turbine efficiency.
You have been asked to design a secure system that requires strong authentication and authorization. The system must be designed so that communications between parts of the system cannot be intercepted and read by an attacker.
A 0.6-m diameter gas pipeline is being used for the long-distance transport of natural gas. Just past a pumping station, the gas is found to be at a temperature of 25°Cand a pressure of 3.0 MPa. The mass flow rate is 125 kg/s, and the gas flow is adi..
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