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GATE 2025 || Manufacturing & Engineering materials || Foundation Quiz 10
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Question 1
Which of the following is used for making small holes in moulds for escape of gases _________.
Question 2
Defects occur in castings due various factors, out of which defects caused due to mould and core making techniques are;
1) Fins
2) Shifts
3) Swell
4) Blowholes
1) Fins
2) Shifts
3) Swell
4) Blowholes
Question 3
A casting defect formed when two metal streams meet without complete fusion is known as____.
Question 4
Directional solidification can be ensured by _________.
Question 5
Sand acquires a predetermined shape under pressure and retains the same when pressure is removed. This is due to the property of sand known as:
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