19.42 • A thermodynamic sys-tem is taken from state a to stateFigure P19.42c in Fig. P19.42 along eitherpath abc or path adc. Along pathabc, the work W done by thesystem is 450 J. Along path adc,W is 120 J. The internal energiesbCof each of the four states showna150 J,in the figure are UaU = 240 J, U.330 J. Calculate the heatV%3D680 J, andUdflow Q for each of the four processes ab, bc, ad, and dc. In eachprocess, does the system absorb or liberate heat?

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19.42 · A thermodynamic sys- tem is taken from state a to state Figure P19.42 c in Fig. P19.42 along either path abc or path adc. Along path abc, the work W done by the system is 450 J. Along path adc, W is 120 J. The internal energies b of each of the four states shown d a in the figure are Uq = 150 J, 240 J, V Uc = 680 J, and Ua = 330 J. Calculate the heat flow Q for each of the four processes ab, bc, ad, and dc. In each process, does the system absorb or liberate heat?

19.42 · A thermodynamic sys- tem is taken from state a to state Figure P19.42 c in Fig. P19.42 along either path abc or path adc. Along path abc, the work W done by the system is 450 J. Along path adc, W is 120 J. The internal energies b of each of the four states shown d a in the figure are Uq = 150 J, 240 J, V Uc = 680 J, and Ua = 330 J. Calculate the heat flow Q for each of the four processes ab, bc, ad, and dc. In each process, does the system absorb or liberate heat?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

100%

19.42 • A thermodynamic sys-
tem is taken from state a to state
Figure P19.42
c in Fig. P19.42 along either
path abc or path adc. Along path
abc, the work W done by the
system is 450 J. Along path adc,
W is 120 J. The internal energies
b
C
of each of the four states shown
a
150 J,
in the figure are Ua
U = 240 J, U.
330 J. Calculate the heat
V
%3D
680 J, and
Ud
flow Q for each of the four processes ab, bc, ad, and dc. In each
process, does the system absorb or liberate heat?

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