The third of the series waves and Thermodynamics is based on the foundation of mechanics, written in effective and easy to understandable way to build you foundation for vast understanding. In the beginning author has also discussed basic Maths and system of Measurement in Physics. The core focus of the book has been kept around building concept around topics like wave Motion, superposition of waves, sound waves, Thermometry, thermal expansion & Kinetic Theory of Gases and more. Current edition like every previous one brings the best way to learn applying the concept while solving numerical.