Material Science (MS) and Heat Treatment (HT) Mechanical Engineering Interview Questions Answers

Frequently asked top Mechanical Engineering Interview Questions and answers on Material Science (MS) and Heat Treatment (HT) for Freshers and 2-5 year Experienced Mechanical Engineers. For students, viva questions are also provided.1) What do you mean by Smelting ?Process of extraction of iron is called Smelting.2) What do you understand by Specific Gravity and Tenacity ?Specific Gravity . It is