Determine the pressure of water at point 'A' In meters of water as shown in Fig. P. 1.13.13. Water 50 mm 20 mm Hg
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- With the manometer reading as shown in Fig. 2.33, calculate the difference of pressures in the two tubes A and B containing water. [Ans. 9.07 kPa] 1.65 m 80.25 m T 0.5,m & -Oil sp. gr. 0.9 Water-- Fig. 2.33. B10. Amicrometer, having a ratio of reservoir to limb areas as 40, was used to determine the pressure in a pipe containing water. Determine the pres- sure in the pipe for manometer reading shown in Fig. 2.45. [Ans. 688.8 mm] Limb Reservoir- 50 mm 80 mm10. Amicrometer, having a ratio of reservoir to limb areas as 40, was used to determine the pressure in a pipe containing water. Determine the pres- sure in the pipe for manometer reading shown in Fig. 2.45. [Ans. 688.8 mm] Limb Reservoir: Ein 245 50 mm 80 mm
- 1. Two pipes A & B caries an oil of specific gravities 0.9 & 1.2 respectively. The center of the pipe A is 75 cm above the pipe B. The height of oil in right limb is 35 cm. Also, the mercury level difference is found in right limb as 60 cm. Find the pressure difference between these two pipes in kPa. Also find the pressure equivalent in water head in mm. A. The difference of pressure between two pipes (PA-Pa) (Unit is in kPa) = B. Equivalent to Water head in mm =-Closed A Mercury vapour Air Oil (S=0.8), Water Mercury (S = 13.6) 0.6 m 1.5 m2. A tank full of water as shown below. Find maximum pressure (max.). 1 ft 4111 10 ft
- A tank open to the atmosphere contains oil of sp. gr. = 0.80, gasoline sp.gr. =0.90 and seawater sp.gr. = 1.03. If the depths of the liquids are 0.65 m., 0.92 m., and 1.15 m. for oil, gasoline and sea water respectively. Find the absolute pressure at a depth of 2 m.Fig. 2.44 10. A micrometer, having a ratio of reservoir to limb areas as 40, was used to determine the pressure in a pipe containing water. Determine the pres- sure in the pipe for manometer reading shown in Fig. 2.45. [Ans. 688.8 mm] Reservoir 50 mm 80 mm Limbfise 50 2.33. With the manometer reading as shown, calculate P.- Oil (rd. 0.85) 760 mm 1520 mm Mercury Problem 2.33
- 29. The pressure of a boiler is 9.5 kg/cm?. The barometric pressure is 768 mm of mercury. Find the absolute pressure in the boiler.Compute the absolute pressure in kPa underneath the surface of the seawater which is 200m below the surface assuming that the density of seawater is 1200kg/m3. Let Patm = 101.325kPa a. 2494.965kPa b. 2475.345kPa c. 2455.725kPa d. 2734.329kPa86 N/cm"] 11. A single column vertical manometer (ie., micrometer) is connected to a pipe containing oil of sp. gr. 0.9. The area of the reservoir is 80 times the area of the manometer tube. The reservoir contains mercury of sp. gr. 13.6. The level of mercury in the reservoir is at a height of 30 cm below the centre of the pipe and difference of mercury levels in the reservoir and right linb is 50 cm. Find the pressure in the pipe. (Ans. 6.474 N/em) 12. A pipe contains an oil of sp. gr. 0.8. A differential manometer connected at the two points A and B of the pipe shows a difference in mercury level as 20 cm. Find the difference of pressure at the two paints. [Ans. 25113.6 N/m³) 13. A U-tube differential manometer connects two pressure pipes A and B. Pipe A contains carbon tetrachlo- ride having a specific gravity 1.594 under a pressure of 11.772 N/cm and pipe B contains oil of sp. gr. 0.8 under a pressure of 11.772 N/cm. The pipe A lies 2.5 m above pipe B. Find the difference of…