A sample of gas is taken through cycle abca show
n
in the p
-
V diagram of Figure 2
. The net work done is
+2.0 J. Along path
ab, the magnitude of the work done
is 4.0 J, the energy transferred to the gas as heat is +
5
.0
J. Along path ca, the energy transferred to the gas as
heat is +3.0 J.
(a) What is the change in internal energy along path ab?
(b) How much energy is transf
erred as heat along path
bc?
1
Expert's answer
2019-12-23T11:42:34-0500
(a) The change in internal energy along path ab can be found according to the second law of thermodynamics:
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