Mechanical engineering is a diverse engineering discipline, as it is the knowledge that is necessary to take a product from idea to the marketplace. The skills necessary to accomplish this include the ability to design for functionality, aesthetics and the environment the product will be used in.

India, officially the Republic of India, is a country in South Asia. It is the seventh-largest country by area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world

The PhD is a doctoral degree, specifically called a "doctor of philosophy" degree. This is misleading because PhD holders are not necessarily philosophers (unless they earned their degree in philosophy!). That said, PhD recipients are able to engage in thought experiments, reason about problems, and solve problems in sophisticated ways.