ENGINEERING FUNDAMENTALS
6th Edition
ISBN: 9781337705011
Author: MOAVENI
Publisher: CENGAGE L
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Chapter 9, Problem 46P
To determine
Find the average air speed in the exit duct and express it in ft/min and m/s.
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In a food processing (drying) application, air ( ρ = 1.10 kg⁄m3 , V = 3 m⁄min ) enters a chamber through a duct with dimensions of 500 mm × 450 mm and leaves (ρ = 1.10 kg⁄m3 ) through a ductwork with dimensions of 400 mm × 450 mm. What is the average air speed in the exit duct? Express your answer in m/s.
Air enters this square duct at section 1 with the velocity distribution as shown. Note that the velocity varies in the y direction only ( for a given value of y, the velocity is the same for all values of z).
What is the volume rate of flow?
What is the mean velocity in the duct?
What is the mass rate of flow if the mass density of the air is 1.2 kg/m cube?
A rectangular duct with dimensions of 12 in. × 14 in. delivers conditioned air with a density of 1.2 kg/m3 to a room at a rate of 1000 ft3/min. What is the mass-flow rate of air in lbm/h? What is the average air speed in the duct? Express your answer in m/s and ft/s.
Chapter 9 Solutions
ENGINEERING FUNDAMENTALS
Ch. 9.3 - Prob. 1BYGCh. 9.3 - Prob. 2BYGCh. 9.3 - Prob. 3BYGCh. 9.3 - Prob. BYGVCh. 9.6 - Prob. 1BYGCh. 9.6 - Prob. 2BYGCh. 9.6 - Prob. 3BYGCh. 9.6 - Prob. BYGVCh. 9 - Prob. 1PCh. 9 - Prob. 2P
Ch. 9 - Determine the specific gravity of the following...Ch. 9 - Prob. 4PCh. 9 - Prob. 5PCh. 9 - Prob. 9PCh. 9 - Prob. 10PCh. 9 - Prob. 12PCh. 9 - Prob. 13PCh. 9 - Prob. 14PCh. 9 - Prob. 17PCh. 9 - Prob. 19PCh. 9 - Prob. 22PCh. 9 - Prob. 24PCh. 9 - Prob. 25PCh. 9 - Prob. 26PCh. 9 - Prob. 27PCh. 9 - Prob. 28PCh. 9 - Prob. 29PCh. 9 - Prob. 30PCh. 9 - Prob. 31PCh. 9 - Prob. 32PCh. 9 - Prob. 33PCh. 9 - Prob. 34PCh. 9 - Prob. 35PCh. 9 - A plugged dishwasher sink with the dimensions of...Ch. 9 - Prob. 37PCh. 9 - Prob. 38PCh. 9 - Prob. 39PCh. 9 - Prob. 40PCh. 9 - Prob. 41PCh. 9 - Prob. 42PCh. 9 - Prob. 43PCh. 9 - Lake Mead, near the Hoover Dam, which is the...Ch. 9 - Prob. 45PCh. 9 - Prob. 46PCh. 9 - Prob. 47PCh. 9 - Prob. 48PCh. 9 - Prob. 49PCh. 9 - Prob. 51P
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- Air enters this square duct at section 1 with the velocity distribution as shown. Note that the velocity varies in the y direction only ( for a given value of y, the velocity is the same for all values of z). What is the volume rate of flow? What is the mean velocity in the duct? What is the mass rate of flow if the mass density of the air is 1.2 kg/m cube? 10m/s 0.5 m 1,0m 0.5 m End view Elevation vieWarrow_forwardCalculate the mass flow rate of air in g/min.arrow_forwardWatch a video about Airflow Visualization. Answer the following How does the air behaves at zero degree?When is the flow turbulent? When does the boundary layer disappear?arrow_forward
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