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For full credit you must briefly explain every answer, including the True/False

ID: 894653 • Letter: F

Question

For full credit you must briefly explain every answer, including the True/False and multiple choice questions! Unless otherwise stated, assume that only expansion/compression work can occur. Note: “Briefly explain” means one to four sentences of comprehensible and legible comments or explanation, in your own words. Sketches, equations, chemical structures and diagrams may be included, but only to clarify/illustrate your written comments.

2. True or False: For a reversible heat pump, qcycle > 0.

Explanation / Answer

for revesible heat pump delta E =0

but delta E = qcycle + wcycle

So, qcycle can be either positive or negative depending on wcycle.