Determine minimum power that supplied to compressor
Refrigerant 134a enters an adiabatic compressor as saturated vapor at 200kpa at a rate of 30 kg/min and is composed to a vapor at a pressure of 3.0mpa. Determine the minimum power that must be supplied to the compressor.
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A motorboat whose speed in still water is 15.6 km/h must aim at a 35 degree angle upstream in order to travel directly across the stream. A.) Calculate the speed of the water current in km/h.
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Refrigerant 134a enters an adiabatic compressor as saturated vapor at 200kpa at a rate of 30 kg/min and is composed to a vapor at a pressure of 3.0mpa.
The thickness of the conductive surface is 0.005 m, and its thermal conductivity is 50 W/mK. Determine the logarithmic mean temperature, the water exit temperature t2out and the water mass flow.
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ACS Industries is considering a project with an initial cost of $6.2 million. The project will produce cash inflows of $1.8 million a year for five years. The firm uses the subjective approach to assign discount rates to projects.
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