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Air at 15C flows at 10 m/s over a flat plate of length 2 m. Using one-seventh power law of

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Air at 15°C flows at 10 m/s over a flat plate of length 2 m. Using one-seventh power law of the turbulent flow, what is the ratio of local skin friction coefficient for the turbulent and laminar flow cases? (The kinematic viscosity of air is 1.470 × 10–5 m2/s.)

(a) 1.25 

(b) 3.72 

(c) 6.31

(d) 8.64 

(e) 12.0

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Related Book For  answer-question
Fluid Mechanics Fundamentals And Applications

Fluid Mechanics Fundamentals And Applications

ISBN: 9780073380322

3rd Edition

Authors: Yunus Cengel, John Cimbala

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Question Details
Chapter # 10- APPROXIMATE SOLUTIONS OF THE NAVIER–STOKES EQUATION
Section: Problems
Problem: 138
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Question Posted: September 17, 2023 00:43:36
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