The GATE Grind

GATE Manufacturing Processes: Powder metallurgy – Previous Year Questions

3 GATE previous year questions on Powder metallurgy (Manufacturing Processes, Metallurgical Engineering) with answers and explanations, from every paper.

  1. GATE 2024 MT Q27 (1 mark, Multiple choice) – Which one of the following processes is NOT involved in the sintering of a green compact of ceramic powders? Assume that sintering is performed…
  2. GATE 2026 MT Q47 (2 marks, Numerical answer) – Iron powder is compacted at room temperature to 75% of its theoretical density. The as-pressed iron compact is sintered in inert-gas atmosphere at…
  3. GATE 2026 MT Q48 (2 marks, Numerical answer) – An alloy of composition W–20 wt.% Ni is prepared by mixing elemental powders. The mixture is liquid-phase sintered at 1550 C for 1 hour. The resulting…