GATE Engineering Materials: Properties and applications of metals, alloys, polymers, composites and ceramics – Previous Year Questions

1 GATE previous year questions on Properties and applications of metals, alloys, polymers, composites and ceramics (Engineering Materials, Mechanical Engineering) with answers and explanations, from every paper.

1. GATE 2022 ME (ME1) Q27 (1 mark, Multiple select) – Which of the following heat treatment processes is/are used for surface hardening of steels?