Question

Green sand molding cannot be used for _________ moulds.

(a) Simple

(b) Small

(c) Medium

(d) Complex

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Answer 1

The correct answer is (d) Complex

For explanation: In green sand molding, the metal is poured in them in wet condition. It is easy to mould the wet sand with hand only for small to medium sized moulds which make it difficult to use the green sand molding for the production of the complex castings.