A horizontal water pipe is reduced in size from 18 inches in diameter from point A to 6 inches in diameter to point B. The flow in the pipe is 10 cubic feet per second, and the pressure in A is 20 psi (gage). If it is assumed that there is no less energy due to friction, what is the pressure at B?

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8th Edition
ISBN:9781305387102
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Chapter6: Forced Convection Over Exterior Surfaces
Section: Chapter Questions
Problem 6.34P
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A horizontal water pipe is reduced in size from 18 inches in diameter from point A to 6 inches in diameter to point B. The flow in the pipe is 10 cubic feet per second, and the pressure in A is 20 psi (gage). If it is assumed that there is no less energy due to friction, what is the pressure at B?

(Problem 3) A horizontal water pipe is reduced in size from 18 inches in diameter
from point A to 6 inches in diameter to point B. The flow in the pipe is 10 cubic
feet per second, and the pressure in A is 20 psi (gage). If it is assumed that there
is no less energy due to friction, what is the pressure at B? *
A
В
10ft3
da = 18 in
PA = 20 psigage
dp = 6 in
В
A
1992.47 psf
2323.77 psf
2787.56 psf
2511.85 psf
2989.52 psf
2122.35 psf
Transcribed Image Text:(Problem 3) A horizontal water pipe is reduced in size from 18 inches in diameter from point A to 6 inches in diameter to point B. The flow in the pipe is 10 cubic feet per second, and the pressure in A is 20 psi (gage). If it is assumed that there is no less energy due to friction, what is the pressure at B? * A В 10ft3 da = 18 in PA = 20 psigage dp = 6 in В A 1992.47 psf 2323.77 psf 2787.56 psf 2511.85 psf 2989.52 psf 2122.35 psf
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