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If dp is the equivalent diameter of a non-spherical particle, Vp its volume and sp its surface area, then its sphericity is Φs is defined by
Φs = 6 Vp/dp sp
Φs = Vp/dp sp
Φs = 6 dp Sp/Vp
Φs = dp Sp/Vp
Correct Answer:
Φs = 6 Vp/dp sp
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