2.63 Determine the ratio of areas, A,/A,. of the two manometer legs of Fig. P2.63 if a change in pressure in pipe B of 0.5 psi gives a corresponding change of 1 in. in the level of the mercury in the right leg. The pressure in pipe A does not change. (SG = 0.8) Water -Area = Az Area = A Mercury

2.63 Determine the ratio of areas, A,/A,. of the two manometer legs of Fig. P2.63 if a change in pressure in pipe B of 0.5 psi gives a corresponding change of 1 in. in the level of the mercury in the right leg. The pressure in pipe A does not change. (SG = 0.8) Water -Area = Az Area = A Mercury

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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13. A U-tube differential manometer connects two pressure pipes A and B. Pipe A contains carb tetrachloride having a specific gravity 1.594 under a pressure of 11.772 N/cm2 and pipe B contains oil of sp. gr. 0.8 under a pressure of 11.772 N/em. The pipe A lies 2.5 m above pipe B. Find the difference of pressure measured by mercury as fluid filling U-tube. 14. A differential manometer is connected at the two points A and B as shown in Fig. 2.25. At B air pressu is 7.848 N/cm² (abs.), find the absolute pressure at A. [Ans. 31.36 cm of mercury] [Ans, 6.91 N/em) AIR B WATER OIL Sp. gr.0.8 OIL Sp. gr. 0.8 50'cm 30 cm om 100 cm 50 cm 10 cm MERCURY Sp. gr. 13.6 WATER Fig. 2.25 Fig. 2.26
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12. A pipe contains an oil of sp. gr. 0.8. A differential manometer connected at the two points A and B of pipe shows a difference in mercury level as 20 cm. Find the difference of pressure at the two points (Ans. 25113.6 Nm] 13. A U-tube differential manometer connects two pressure pipes A and B. Pipe A contains carbon tetrachloride having a specific gravity 1.594 under a pressure of 11.772 N/cm and pipe B contains oll of sp. gr. 0.8 under a pressure of 11.772 N/em. The pipe A lies 2.5 m above pipe B. Find the difference of [Ans. 31.36 cm of mercury] 14. A differential manometer is connected at the two points A and B as shown in Fig, 2.25. At B air pressure [Ans, 6.91 Nicm) pressure measured by mercury as fluid filling U-tube. is 7.848 N/cm (abs.), find the absolute pressure at A. AIR WATER OIL Sp. gr.0.8 OIL Sp. gr. 0.8 50'cm I. 30'am 100 am 50 cm MERCURY Sp. gr.13.6 WATER Fig. 2.25 Fig. 2.26
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Subjact: Data: An invertedu tube manometer is connected to two horizontal pipes A. and 8 threugh which water is flowing The vertical distance between axes of these pipes is 30 cM When an oil SG=0.8 îs uced as a Jauge fluid, the vertical heigh 15 of and equal t0 water columos in the two limbs are found to be the same 35 cm. Determine the difference Of pressure between the pipes. 0.8 Sp.gr. C. 30 cm 35 cm 35cm tWater 30cm water
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2.63 Determine the ratio of areas, A,IA, of the two manometer legs of Fig. P2.63 if a change in pressure in pipe B of 0.5 psi gives a corresponding change of 1 in. in the level of the mercury in the right leg. The pressure in pipe A does not change. dil (SG = 0.8) Water Area = Az Area = A - Mercury I Flgure P2.63
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