7.18. The compressed-air-driven water rocket shown in Fig. 7.26 is ejecting water vertically downward through a frictionless nozzle. The exit area of the nozzle is 1 in². When the pressure and elevation are as shown, how much thrust does the rocket produce? Air 5 psig h 8 ft FIGURE 7.26
7.18. The compressed-air-driven water rocket shown in Fig. 7.26 is ejecting water vertically downward through a frictionless nozzle. The exit area of the nozzle is 1 in². When the pressure and elevation are as shown, how much thrust does the rocket produce? Air 5 psig h 8 ft FIGURE 7.26
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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![7.18. The compressed-air-driven water rocket shown in Fig. 7.26 is ejecting water
vertically downward through a frictionless nozzle. The exit area of the nozzle is
1 in². When the pressure and elevation are as shown, how much thrust does the
rocket produce?
Air
5 psig
h=8 ft
FIGURE 7.26](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff4dfc165-1571-419f-99fc-a4587d76c340%2F75c16479-2d87-4342-97db-b6e825e37476%2Fs8m9n6n_processed.jpeg&w=3840&q=75)
Transcribed Image Text:7.18. The compressed-air-driven water rocket shown in Fig. 7.26 is ejecting water
vertically downward through a frictionless nozzle. The exit area of the nozzle is
1 in². When the pressure and elevation are as shown, how much thrust does the
rocket produce?
Air
5 psig
h=8 ft
FIGURE 7.26
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Follow-up Question
hi i am not seeing your unit conversion for step 2 can u plz clarify
![Pwater = pgh
=
62.4lbm 32.2ft. lbm
s².lbf
ft³
*
8ft=
=
lbm
ft.s².lbf
lb
16074.2 =
in²
16.1Kpsi](https://content.bartleby.com/qna-images/question/f4dfc165-1571-419f-99fc-a4587d76c340/f86985f6-9543-4e41-82bd-21b3f4a234fd/apkbcm_thumbnail.png)
Transcribed Image Text:Pwater = pgh
=
62.4lbm 32.2ft. lbm
s².lbf
ft³
*
8ft=
=
lbm
ft.s².lbf
lb
16074.2 =
in²
16.1Kpsi
Solution
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