Chemical Engineering - Process Equipment and Plant Design - Discussion

Discussion Forum : Process Equipment and Plant Design - Section 1 (Q.No. 42)

Process Equipment and Plant Design

42.

For laminar flow (N_Re < 2100) in steel pipe, the optimum inside pipe diameter is given by

D_{i, opt} = 3 Q^0.36 ρ^0.18

D_{i, opt} = 3.9 Q^0.45 . ρ^0.23

D_{i, opt} = 7.6 Q^0.36 . ρ^0.9

D_{i, opt} = 3 Q^0.36 . ρ^1.86 μ^0.08

Answer: Option

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