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Civil Engineering
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 1200 ft°/min. What is the mass-flow rate of air in Ibm/h ? What is the average air speed in the duct? Express your answer in m/s and ft/s.

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 1200 ft°/min. What is the mass-flow rate of air in Ibm/h ? What is the average air speed in the duct? Express your answer in m/s and ft/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 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 1200 ft°/min. What is the mass-flow rate of air in Ibm/h ? What is the average air speed in the duct? Express your answer in m/s and ft/s.
Transcribed Image Text: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 1200 ft°/min. What is the mass-flow rate of air in Ibm/h ? What is the average air speed in the duct? Express your answer in m/s and ft/s.
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