Air is drawn into a wind tunnel used for testing automobiles as shown in the figure below. (a) Determine the manometer reading, h, when the velocity in the test section is 62 mph. Note that there is a 1-in. column of oil on the water in the manometer. (b) Determine the difference between the stagnation pressure on the front of the automobile and the pressure in the test section. (a) h = (b) Ap= A ft lb/ft² 62mph Water Open Wind tunnel. Oil (SG = 0.9) Fan

Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)
5th Edition
ISBN:9781305084766
Author:Saeed Moaveni
Publisher:Saeed Moaveni
Chapter10: Force And Force-related Variables In Engineering
Section: Chapter Questions
Problem 24P
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Air is drawn into a wind tunnel used for testing automobiles as shown in the figure below. (a) Determine the manometer reading, h,
when the velocity in the test section is 62 mph. Note that there is a 1-in. column of oil on the water in the manometer. (b) Determine
the difference between the stagnation pressure on the front of the automobile and the pressure in the test section.
(a) h =
(b) Ap=
地
ft
lb/ft2
62mph
Water
Open
Wind tunnel
Oil (SG = 0.9)
Fan
Transcribed Image Text:Air is drawn into a wind tunnel used for testing automobiles as shown in the figure below. (a) Determine the manometer reading, h, when the velocity in the test section is 62 mph. Note that there is a 1-in. column of oil on the water in the manometer. (b) Determine the difference between the stagnation pressure on the front of the automobile and the pressure in the test section. (a) h = (b) Ap= 地 ft lb/ft2 62mph Water Open Wind tunnel Oil (SG = 0.9) Fan
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