GATE PI · 2022 · PI
Question 39: Engineering Materials
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Question 39
PIMCQ2 marksNeeds review
A eutectoid steel with 100% austenite is cooled from a temperature of 750 °C to a room temperature of 35 °C. Match the cooling methods with transformed structures.
Cooling method | Transformed structure |
|---|---|
P — Water quenching | 1 — Coarse pearlite |
Q — Oil quenching | 2 — Fine pearlite |
R — Air cooling | 3 — Martensite |
S — Furnace cooling | 4 — Very fine pearlite |
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2022PI
GATE PI 2022 · Paper 1
Production and Industrial Engineering · Original paper archive
- Section
- Production and Industrial Engineering
- Question type
- Multiple choice (MCQ)
- Marks
- 2 marks
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