Thermo-and fluid dynamics, important fields in engineering and physics, study the behaviour of fluids and heat transfer mechanisms. These disciplines enable the design of efficient engines, turbines and cooling systems crucial for various industries. Understanding fluid dynamics aids in optimising aerodynamics in aviation and automotive sectors, enhancing fuel efficiency and performance. Similarly, advancements in thermal dynamics facilitate the development of efficient heating, ventilation and air conditioning (HVAC) systems, contributing to energy savings and indoor comfort. Ongoing research focuses on enhancing computational models and experimental techniques, driving innovations in renewable energy systems like wind turbines and solar collectors. Thermo-and fluid dynamics thus play a vital role in advancing sustainable technologies, ensuring optimal energy use and environmental conservation across diverse applications. This book contains some path-breaking studies in the field of thermo-and fluid dynamics. The various studies that are constantly contributing towards advancing technologies and evolution of this field are examined in detail. It attempts to assist those with a goal of delving into the field of thermodynamics and fluid mechanics.