Friction factor for a hydraulically smooth pipe at NRe = 2100 is f1. If the pipe is further smoothened (i.e., roughness is reduced), the friction factor at the same value of NRe, will_______________?

Chemical Engineering Mcqs

Friction factor for a hydraulically smooth pipe at NRe = 2100 is f1. If the pipe is further smoothened (i.e., roughness is reduced), the friction factor at the same value of NRe, will_______________?

(A)  Increase

(B)  Decrease

(C)  Remain unchanged

(D)  Increase or decrease depending on the pipe material

Submitted By :Ali Uppal

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