5 نقاط Consider a spherical water droplet in still air falling under gravity. If the radius of the droplet is 25 microns, what is its maximum speed of fall? The density of water is pw = 1000 kg/m3 and the dynamic viscosity of air at 20 •C is 1.8 × .10^-5 kg/m · S 75.5 75.5- 74.5 76.5 m/s m/s m/s m/s =Vt

Classical Dynamics of Particles and Systems
5th Edition
ISBN:9780534408961
Author:Stephen T. Thornton, Jerry B. Marion
Publisher:Stephen T. Thornton, Jerry B. Marion
Chapter9: Dynamics Of A System Of Particles
Section: Chapter Questions
Problem 9.56P
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5 نقاط
Consider a spherical water
droplet in still air falling under
gravity. If the radius of the
droplet is 25 microns, what is its
maximum speed of fall? The
density of water is pw = 1000
kg/m3 and the dynamic
viscosity of air at 20 •C is 1.8 ×
.10^-5 kg/m · S
75.5
75.5-
74.5
76.5
m/s
m/s
m/s
m/s
=Vt
Transcribed Image Text:5 نقاط Consider a spherical water droplet in still air falling under gravity. If the radius of the droplet is 25 microns, what is its maximum speed of fall? The density of water is pw = 1000 kg/m3 and the dynamic viscosity of air at 20 •C is 1.8 × .10^-5 kg/m · S 75.5 75.5- 74.5 76.5 m/s m/s m/s m/s =Vt
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