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Pick out the wrong statement. | |
A. | Gape is the greatest distance between the crushing surfaces or the jaws. [Wrong Answer] |
B. | 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. [Wrong Answer] |
C. | Crushing efficiency is the ratio of the energy absorbed by the solid to the surfaces energy created by crushing. [Correct Answer] |
D. | Reduction ratio is the ratio of the maximum size of the particles in the feed to that in the product. [Wrong Answer] |