PHYSICS F/SCI.+ENGRS.,STAND.-W/ACCESS
6th Edition
ISBN: 9781429206099
Author: Tipler
Publisher: MAC HIGHER
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Chapter 19, Problem 33P
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The PV diagram and efficiency.
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Air is compressed steadily by a compressor from 100 kPa and 17C to 700 kPa at a rate of 5 kg/min. Determine the minimum power input required if the process is (a) adiabatic and (b) isothermal. Assume air to be an ideal gas with variable specific heats, and neglect the changes in kinetic and potential energies.
An ideal gas of mass 4.5 g and molar mass of 17 g.mole-1 occupies 12.7 L at 310 K. Answer the following questions based on the conditions presented.
(i) Calculate the work done under a constant external pressure of 30 kPa until the volume of gas has increased by 3.3 L.
(ii) Calculate the work done in an isothermal and reversible expansion process resulting in a final volume of 16L.
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Chapter 19 Solutions
PHYSICS F/SCI.+ENGRS.,STAND.-W/ACCESS
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