SPH 302 LESSON 3: The first law of thermodynamics
| Institution | TOM MBOYA UNIVERSITY |
| Course | EDUCATION |
| Year | 3rd Year |
| Semester | Unknown |
| Posted By | Brian Mike |
| File Type | |
| Pages | 10 Pages |
| File Size | 507.88 KB |
| Views | 7383 |
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Description
When a system changes from a given initial state to a given final state, both the work W and the heat Q depend on the nature of
the process. Experimentally, however, we find that the quantity Q – W is the same for all processes. It depends only on the initial and final states, and does not depend at all on how the system gets from one state to the other. All other combinations of Q and W, including Q alone, W alone, Q + W, and Q - 2W, are path dependent; only the quantity Q – W is not.
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