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Chemical Engineering - Mechanical Operations - Discussion

Discussion Forum : Mechanical Operations - Section 3 (Q.No. 46)
Mechanical Operations
46.
Pick out the wrong statement.
Gape is the greatest distance between the crushing surfaces or the jaws.
The angle of nip (2α) is the angle between roll faces at the level where they will j ust take hold of a particle and draw it in the crushing zone.
Crushing efficiency is the ratio of the energy absorbed by the solid to the surfaces energy created by crushing.
Reduction ratio is the ratio of the maximum size of the particles in the feed to that in the product.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.
Pawan Kumar Sharma said:   2 years ago
Crushing efficiency is the ratio of the surface energy created by crushing to the energy absorbed by the solid.

So option (c) is wrong.
(4)
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