The pressure drop per unit length for laminar flow of fluid through a long pipe is proportional to (where, A = cross-sectional area of the pipe & D = Diameter of the pipe)
A. A
B. D
C. $$\frac{1}{{\text{A}}}$$
D. $$\frac{1}{{{{\text{A}}^2}}}$$
Answer: Option C
This Question Belongs to Chemical Engineering >> Chemical Engineering Basics
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