Question

Cumulative analysis for determining surface is more precise than differential analysis, because of the

a.

assumption that all particles in a single fraction are equal in size.

b.

fact that screening is more effective.

c.

assumption that all particles in a single fraction are equal in size, is not needed.

d.

none of these.

Answer: (c).assumption that all particles in a single fraction are equal in size, is not needed.

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Q. Cumulative analysis for determining surface is more precise than differential analysis, because of the

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