

MCQOPTIONS
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1. |
The specific surface of spherical particles is given by (where D and ρ are diameter and density of particle) ? |
A. | 6/D.ρ |
B. | 2/D.ρ |
C. | 4/D.ρ |
D. | 12/D.ρ |
Answer» B. 2/D.ρ | |