Mechanical engineering is considered as one of the most popular and reputed fields in polytechnic course after 10th. This polytechnic course is a field of engineering that applies the principle of physics for design, manufacturing, analysis, and maintenance of mechanical systems. Some of the popular subjects covered in this field are Manufacturing Process, Strength of Materials, Theory of Machines, Machine Design, Product Design, Material Science, etc. With this course after 10th, you will also learn about software like Catia, Ansysworks, AutoCAD, etc....