A 3-ft-diameter duct is used to carry ventilating air into avehicular tunnel at a rate
Chapter 8, Problem 8.44(choose chapter or problem)
A 3-ft-diameter duct is used to carry ventilating air into avehicular tunnel at a rate of 9000 ft3/min. Tests show that the pressuredrop is 1.5 in. of water per 1500 ft of duct. What is the valueof the friction factor for this duct and the approximate size of theequivalent roughness of the surface of the duct?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer