If dp is the equivalent diameter of a non-spherical particle, Vp its v – McqOptions

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1.	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________________?
A.	φs = 6 Vp/dpsp
B.	φs = Vp/dpsp
C.	φs = 6 dpSp/Vp
D.	φs = dpSp/Vp
Answer» B. φs = Vp/dpsp

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