In the Ergun equation, what do you understand by the term X? – McqOptions

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1.	In the Ergun equation, what do you understand by the term X?
A.	f = ΔP/L X/ρϑS2(∈3/(1-∈))
B.	Diameter of the tube
C.	Diameter of the pellets
D.	Effective diameter
E.	Equivalent diameter of the tube
Answer» C.

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In the Ergun equation, what do you understand by the term X?