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A room has a volume of 120 ?3 . An air-conditioning system is to replace the air in this room every twenty minutes, using ducts that have a square cross section. Assuming that air can be treated as an incompressible fluid, find the length of a side of the square if the air speed within the ducts is: a) 3.0 m/s and b) 5.0 m/s.

A room has a volume of 120 ?3 . An air-conditioning system is to replace the air in this room every twenty minutes, using ducts that have a square cross section. Assuming that air can be treated as an incompressible fluid, find the length of a side of the square if the air speed within the ducts is: a) 3.0 m/s and b) 5.0 m/s.

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A room has a volume of 120 ?3
. An air-conditioning system is to replace the air in this room
every twenty minutes, using ducts that have a square cross section. Assuming that air can be
treated as an incompressible fluid, find the length of a side of the square if the air speed within
the ducts is:
a) 3.0 m/s and
b) 5.0 m/s.

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