dis21-fluid dynamics

# dis21-fluid dynamics - C. 12,640 N 14.92 b): The pressure...

This preview shows pages 1–12. Sign up to view the full content.

An ideal fluid flows in the above arrangement of tubes. Rank the locations according to the pressure, greatest to least. A. 3, 2, 1 B. 3, 1, 2 C. 1, 2, 3 D. 1, 2=3 E. 1=3, 2

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Which weighs more, a kg of feathers or a kg of lead? The same. If you put the two items on sensitive scales which would have a higher reading? A. The lead scale B. The feather scale C. The same.
Does Denver’s airport need longer runways than Detroit’s? A. No, it’s only the velocity difference between the air on the top and bottom of the wings that matters B. Yes, because the air pressure is lower in Denver C. Yes, because the air is less dense in Denver (though of course Denverites are denser than Michiganders)

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Discussion Problems Q14.17, Q14.29, E14.43, P14.87, P14.92, P14.97 Discussion Problems
Q14.17: At a certain depth the absolute pressure is p . At twice that depth the absolute pressure is: A. Greater than 2 p B. Less than 2 p C. Equal to 2 p

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
14.43: What is the net force from the air: A. 1300N B. 780 N

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: C. 12,640 N 14.92 b): The pressure difference between the portions is: A. 18 kPa B. 16.9 kPa C. 1.13 kPa 14.92 b): The height difference between the two columns of mercury, h , is: A. 13.7 cm B. 12.7 cm C. 17.1 cm 14.97 b): What is the reason for a maximum height H of the top of the siphon tube? A. There is no maximum height B. The absolute pressure at the top cannot be less than P ATM C. The absolute pressure cannot be less than zero. .-:D, I I,, F1 1c .4 VI-Wi-9 j3 &amp; II S. 4 .. :L j 1 3 2 h : J _ d V ;c f-%. .. c-1----.) Lii z. 4-, ie Q rJ J JO , j;e; ;:-.--.3 oj C 3-A, I,, U I 4 4 J + 1 -I t f 3 I? \\ (1 1, (4 \$ ) 2 ;::-5 A H ,%.-I 1 -. __%-r 4-4__ c__I ,--Th 7D r 1 S 3 3)-5-U L c C t 4-7 \1 Tht 4, if 4 7L) (3 1--U I 1 1-r...
View Full Document

## dis21-fluid dynamics - C. 12,640 N 14.92 b): The pressure...

This preview shows document pages 1 - 12. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online