Prof. Avesahemad S. N. Husainy is an assistant professor in the Department of Mechanical Engineering at Sharad Institute of Technology College of Engineering, Yadrav (Ichalkaranji). He teaches courses in thermodynamics. Thermodynamics deals with the relationships between heat and other forms of energy, such as mechanical, electrical, or chemical energy, and the relationships between all forms of energy. Heat is a form of energy that is transferred between substances at different temperatures, flowing from the higher temperature substance to the lower temperature substance.