M

Mr. Dubey • 52.30K Points
Coach 

Q. The size of the sand particles in the molding sand is the biggest.

(A) true
(B) false
(C) ---
(D) ---
Correct : Option (A)

Explanation: 
 the molding sand is made up of several particles. the properties such as porosity, texture are all considered while making it fit for the use of the foundry. out of all the materials used, the size of the sand particles (silica sand) is the highest.

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