1) A fluid flows through a round pipe. The Reynolds number is 8×105. The roughness and diameter of the pipe are 0.01 mm and 10 cm, respectively. Based on the Moody Chart, what is the Darcy friction factor?a)0.014b)0.020c)0.022d)0.0102) In irrotational flow region, the frictional effects cannot be neglected and the velocity is a constant in the radial direction. True or False

Answered: Image /qna-images/answer/f8717b02-3183-425d-9e22-9ef2377d3f85.jpg2 . ANSWER IF FALSE BECAUSE FOR IRROTATIONAL FLOW FRICTION MUST BE NEGLIGIBLE AS FRICTION CAUSE NET ROTATION .

Answered: 1) A fluid flows through a round pipe.…

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) A fluid flows through a round pipe. The Reynolds number is 8×10⁵. The roughness and diameter of the pipe are 0.01 mm and 10 cm, respectively. Based on the Moody Chart, what is the Darcy friction factor?

a)	0.014
b)	0.020
c)	0.022
d)	0.010

2) In irrotational flow region, the frictional effects cannot be neglected and the velocity is a constant in the radial direction. True or False

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