16_InstSolManual_PDF_Part12

16_InstSolManual_PDF_Part12 - C p 5 29.17 J / mol # K. C V...

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This amount of heat goes into the working substance of the freezer, so so is expelled into the room. is the least possible amount of electrical energy that must be supplied. Reflect: The amount of heat expelled into the room is greater than the amount of heat removed from the water. 16.48. Set Up: The total work that must be done is and Solve: This is the work done in one cycle. The number of cycles required is 16.49. Set Up: For and Solve: (a) These processes are shown in Figure 16.49. Figure 16.49 2.00 4.00 6.00 1.67 1.11 p 1 atm 2 V 1 L 2 1 2 3 4 300K 250K 250K 450K p 4 5 p 3 1 V 3 V 4 2 5 1 1.11 atm 2 1 6.00 L 4.00 L 2 5 1.67 atm. p 3 V 3 5 p 4 V 4 . V 4 5 4.00 L. p 3 5 1 T 3 T 2 2 p 2 5 1 250 K 450 K 2 1 2.00 atm 2 5 1.11 atm p 2 T 2 5 p 3 T 3 . V 3 5 6.00 L. V 2 5 1 T 2 T 1 2 V 1 5 1 450 K 300 K 2 1 4.00 2 5 6.00 L. V 1 T 1 5 V 2 T 2 . p 2 5 2.00 atm. T 1 5 300 K. V 1 5 4.00 L, p 1 5 2.00 atm,
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Unformatted text preview: C p 5 29.17 J / mol # K. C V 5 20.85 J / mol # K O 2 , W tot W 5 4.90 3 10 5 J 129 J / cycle 5 3.80 3 10 3 cycles. W tot 5 1 500 kg 21 9.80 m / s 2 21 100 m 2 5 4.90 3 10 5 J. W 5 250 J 2 121 J 5 129 J. Q C 5 2 Q H 1 T C T H 2 5 2 1 250 J 2 1 373 K 773 K 2 5 2 121 J. Q C , 0. W . Q H . 0, W 5 Q H 2 Q C . Q C Q H 5 2 T C T H . W tot 5 mg D y . W 5 Q H 2 Q C 5 2.28 3 10 6 J 2 2.09 3 10 6 J 5 1.9 3 10 5 J Q H 5 2.28 3 10 6 J Q H 5 2 Q C T H T C 5 2 1 2.09 3 10 6 J 2 1 293 K 268 K 2 5 2 2.28 3 10 6 J. Q C Q H 5 2 T C T H Q C 5 2.09 3 10 6 J. 16-12 Chapter 16...
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This note was uploaded on 03/06/2009 for the course PHYS 114 taught by Professor Shoberg during the Spring '07 term at Pittsburg State Uiversity.

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