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1. Consider a person walking first in air and then in water at the same speed. For which motion will the Reynolds number be higher?

1. Consider a person walking first in air and then in water at the same speed. For which motion will the Reynolds number be higher?

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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1. Consider a person walking first in air and then in water at the same speed. For which motion will the Reynolds number be higher?
Transcribed Image Text:1. Consider a person walking first in air and then in water at the same speed. For which motion will the Reynolds number be higher?
f 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.025 0.02 0.015 0.01 0.009 0.008 Laminar flow 10³ 1 1 --- Transition range 2(10³) 468 104 Moody Chart Wholly turbulent flow Smooth 2(104) 4 6 8 105 2(105) 4 68 Re= pVD μ 106 2(106) 4 6 8 107 2(107) 4 6 8 0.05 0.04 0.03 0.02 0.015 0.01 0.008 0.006 0.004 D 0.002 0.001 0.0008 0.0006 0.0004 0.0002 0.0001 0.00005 0.00001
Transcribed Image Text:f 0.1 0.09 0.08 0.07 0.06 0.05 0.04 0.03 0.025 0.02 0.015 0.01 0.009 0.008 Laminar flow 10³ 1 1 --- Transition range 2(10³) 468 104 Moody Chart Wholly turbulent flow Smooth 2(104) 4 6 8 105 2(105) 4 68 Re= pVD μ 106 2(106) 4 6 8 107 2(107) 4 6 8 0.05 0.04 0.03 0.02 0.015 0.01 0.008 0.006 0.004 D 0.002 0.001 0.0008 0.0006 0.0004 0.0002 0.0001 0.00005 0.00001
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