11
THERMODYNAMICS
11.1 INTRODUCTION
Thermodynamics is the branch of science that deals with the conversion or transformation of heat energy into other forms of energy such as chemical, electrical, light energy, etc. It is also defined as the study of the flow of heat or any other form of energy into the system as it undergoes a physical or chemical transformation.
11.1.1 Thermodynamic Terms and Basic Concepts
System
A definite quantity of matter bounded by some enclosed surface is known as a system. A system is also defined as that part of the universe which is under thermodynamic study.
Examples: For a scientist, the gas enclosed in a cylinder is a system. For a mechanical engineer, the machine is a system.
Surrounding
All the matter which can ...
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