Chapter 4, Problem 4B.12E

Interpretation Introduction

Interpretation:

The nature and sign for heat transfer and work done in the given systems has to be identified.

Concept Introduction:

The system can done two kind of works.  The one is the work of expansion which is the work which arises from the change in the volume of the system.  On the other hand the second work done is the work of non-expansion which does not involve any change in the volume of the system.