In the expression given below, what is the expression Di? This given r – McqOptions

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1.	In the expression given below, what is the expression Di? This given ratio defines voidage which is controlled to obtain maximum heat transfer coefficient. = Dp/Di
A.	Internal diameter of Pellets
B.	Internal diameter of Tube
C.	Internal diameter of Bed
D.	Internal diameter of Pellets
Answer» C. Internal diameter of Bed

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