Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)
Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)
5th Edition
ISBN: 9781305084766
Author: Saeed Moaveni
Publisher: Cengage Learning
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Chapter 18, Problem 34P
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Estimate the temperature of air density at 27°C and 33°C.

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The variation of air density at the standard pressure as a function of temperature is given in the accompanying table. Use linear interpolation to estimate the air density at 27° C and 33° C.
1. Refer to the table below. Find the atmospheric pressure at 2120 m. Atmospheric Pressure (kPa) Air Density (kg/m³) Altitude (m) 0 (sea level) 101.325 1.225 500 95.46 1.167 1000 89.87 1.112 1500 84.55 1.058 2000 79.50 1.006 2500 74.70 0.957 3000 70.11 0.909 3500 65.87 0.863 4000 61.66 0.819 4500 57.75 0.777 5000 54.05 0.736 6000 47.22 0.660 7000 41.11 0.590 8000 35.66 0.526 9000 30.80 0.467 10,000 26.50 0.413 11,000 22.70 0.365 12,000 19.40 0.312 13,000 16.58 0.266 14,000 14.17 0.228 15,000 12.11 0.195 2. Find the equation for the four linear sections of the moment diagram below. | 25 kips | 25 kips | 25 kips C D E А В 6 ft 1 ft 2 ft 2 ft M, (Kip.ft) 45 30 25
The mass flow of air as it flows through the circular duct is defined by the equation below where p = density. V = velocity. A = cross-sectional area of the duct. Use dimensional homogeneity to determine the appropriate unit for mass flow? * m = pVA V = 9.8 fps d = 16" Pair = 0.0019 slug/ft³

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Engineering Fundamentals: An Introduction to Engineering (MindTap Course List)

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Engineering Fundamentals: An Introduction to Engi...
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ISBN:9781305084766
Author:Saeed Moaveni
Publisher:Cengage Learning