1.

The specific surface of spherical particles is given by (where D and are diameter and density of particle).

A. <img src="/_files/images/chemical-engineering/mechanical-operations/106-134-1.png">
B. <img src="/_files/images/chemical-engineering/mechanical-operations/106-134-2.png">
C. <img src="/_files/images/chemical-engineering/mechanical-operations/106-134-3.png">
D. <img src="/_files/images/chemical-engineering/mechanical-operations/106-134-4.png">
Answer» B. <img src="/_files/images/chemical-engineering/mechanical-operations/106-134-2.png">


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