Production and Industrial Engineering
2021 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE PI 2021 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 16–18 of 65. Imported answers require review unless explicitly marked reviewed.
Question 6
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Pearlite microstructure in an eutectoid steel consists of alternating layers of two phases, namely α ferrite and
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Which one of the following defects is NOT associated with welding processes?
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Match the component with the corresponding manufacturing process in the table below.
Component | Manufacturing process |
|---|---|
P: Aluminum alloy piston for IC engine | 1: Blow molding |
Q: Low carbon steel oil pan | 2: Powder metallurgy |
R: Tungsten carbide cutting tool insert | 3: Sand casting |
S: Plastic bottle | 4: Deep drawing |
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