Problem: You may want to reference (Pages 167 - 172) Section 5.2 while completing this problem.The contents of the closed box in each of the illustrations represent a system, and the arrows show the changes to the system during some process. The lengths of the arrows represent the relative magnitudes of q and w.For which of these processes, if any, is ΔE > 0?

FREE Expert Solution

ΔE = q + w


(i)

loses heat → - q

compress work → +w 


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Problem Details

You may want to reference (Pages 167 - 172) Section 5.2 while completing this problem.

The contents of the closed box in each of the illustrations represent a system, and the arrows show the changes to the system during some process. The lengths of the arrows represent the relative magnitudes of q and w.
i) q out and w in. ii) w in. iii) q in and w out.
For which of these processes, if any, is ΔE > 0?

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