Carnot Cycle (II)

  figure4
Figure 1: The Carnot Cycle

For a reversible Carnot engine operating between tex2html_wrap_inline23 and tex2html_wrap_inline25 , whose working fluid is two moles of a monatomic ideal gas, if tex2html_wrap_inline27 is exactly one-half tex2html_wrap_inline29 , obtain the value of tex2html_wrap_inline31 , the change in energy, in going from point A to Point C. Point A in this Carnot cycle, according to our usage, is the `corner' where the volume is smallest at tex2html_wrap_inline33 . Point B is on the same isotherm. Point C is connected to Point B by a reversible adiabatic expansion and lies on the tex2html_wrap_inline35 isotherm.. Give your answer in calories. Use R = 1.987 cal/(mol °K).

You can use two asterisks, `**', or a caret, `^', to indicate powers, i.e., v^2 and v**2 both mean v squared.



Answer is:

Query, is the above formula correct?



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Carl W. David
Department of Chemsitry
University of Connecticut
Storrs, Connecticut 06269-4060
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david@uconnvm.uconn.edu