The GATE Grind

GATE Manufacturing Processes I: Powder Processing – Previous Year Questions

2 GATE previous year questions on Powder Processing (Manufacturing Processes I, Production and Industrial Engineering) with answers and explanations, from every paper.

  1. GATE 2022 PI Q41 (2 marks, Multiple choice) – Match powder-metallurgy steps P:atomization; Q:sintering; R:compaction; S:infiltration, with descriptions 1:press blended powder into die shapes;…
  2. GATE 2026 PI Q37 (2 marks, Multiple choice) – Gas-atomized iron powder has tap density 3.26 g/cm³ and apparent density 2.66 g/cm³. Solid iron density is 7.85 g/cm³. Which is closest to its degree…