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Manufacturing of Glass

The following...

Question

The following are the stages under which the shrinkage is taking place during casting.
The Riser in casting is provided to compensate.

A

2 & 3

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B

1, 2 & 3

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C

1 & 3

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D

1 & 2

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Solution

The correct option is D 1 & 2
Liquid Shrinkage is always compendsated by providing riser in the casting process.

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