Thinking Like an Engineer: An Active Learning Approach (4th Edition)
4th Edition
ISBN: 9780134639673
Author: Elizabeth A. Stephan, David R. Bowman, William J. Park, Benjamin L. Sill, Matthew W. Ohland
Publisher: PEARSON
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Textbook Question
Chapter 9, Problem 2RQ
- 2. While researching fluid dynamics, you came across a reference to the dimensionless number called the capillary number, given by the equation below.
where:
µ = fluid viscosity [=]g/ (ms)
υ = velocity [=] ft/s
What are the dimensions of gamma, γ?
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1. While researching fluid dynamics, you come across a reference to the dimensionless number called
the Laplace number, given by the equation below.
SpL
La =
where:
kg
p= fluid density [=]:
m3
H= fluid viscosity [=]-
m-S
L = length [=] ft
What are the dimensions for delta, &?
Please do this carefully.
physical quantities m, r, u, a, and t with dimensions [m] = M, [r]= L, [v] = LT, [a] = LT-2, and [t] = T.
Enter the dimensional expression of the quantity on the right-hand side of each equation. Your answers may contain only M, L,
T, and exponents.
Assume that each of the following equations is dimensionally consistent.
F = ma
[F] =
Chapter 9 Solutions
Thinking Like an Engineer: An Active Learning Approach (4th Edition)
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Properties of Fluids: The Basics; Author: Swanson Flo;https://www.youtube.com/watch?v=TgD3nEO1iCA;License: Standard YouTube License, CC-BY
Fluid Mechanics-Lecture-1_Introduction & Basic Concepts; Author: OOkul - UPSC & SSC Exams;https://www.youtube.com/watch?v=6bZodDnmE0o;License: Standard Youtube License