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What is the pressure inside an alveolus having a radius of
Chapter 11, Problem 54(choose chapter or problem)
Problem 54PE
What is the pressure inside an alveolus having a radius of 2.50×10−4 m if the surface tension of the fluid-lined wall is the same as for soapy water? You may assume the pressure is the same as that created by a spherical bubble.
Questions & Answers
QUESTION:
Problem 54PE
What is the pressure inside an alveolus having a radius of 2.50×10−4 m if the surface tension of the fluid-lined wall is the same as for soapy water? You may assume the pressure is the same as that created by a spherical bubble.
ANSWER:
Solution 54PE:
Step 1 of 2:-
The goal is to find the inside pressure of the alveolus.
The radius of the alveolus is given as, .
The surface tension can be assumed to be the same as the surface tension of soapy water, which is,
.