The liquid in blue color has a density of 500 kg/m. Calculate the gage pressure Pain kpa for h = 5 m.
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Q: When the pressure inside a vessel is 22.75 psig. then the absolute pressure equal to:
A: given - pressure inside a vessel Pgage = 22.75 Psi to find - absolute pressure (Pabs)
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A: w=w0ln p1p2; w=3w0 p1= 7 KPa⇒3=ln 7.0p2⇒20.085=7.0p2⇒p2= 0.349 kPa
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Q: 2.2. If the pressure 3 m below the free surface of a liquid is 140 kPa, calculate its weight density…
A: Question 2.2 Pressure, P = 140kpa = 140 x 103 Pa Height, H = 3m To Determine Weight density, γ and…
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- A cylindrical tank 2.20 meters in diameter and 15 meters high is filled with liquid Z. Apressure gage at elev. 10m at the side of the tank reads 105 kPa.Another gage at elev. 6m reads 140 kPa. Compute the specific weight of the liquid, density and specific gravity.At 40 degree Celsius and 300,000Pa, the specific weight of a certain gas was 14,500N/cu.m. Determine the gas constant of the gasThOD = Theoretical oxygen demand
- Oil is subjected to a pressure of 300 kpa at A, where its velocity is 7m/s. Determine the pressure at B. Density of oil= 940kg/m3An open tank contains 5.7 m of water covered with 2.8 m of kerosene having a unit weight of 8 kN/cu.m. If the diameter of the tank is 1 m. Find the pressure at the interface of water and kerosene in kPa.Weight at 0kpa: 396 g Weight at -33kpa: 325 g Weight at -1500kpa: 291 g Weight at -3100kpa: 280g Weight at -1,000,000kpa: 273 g What is the total mass in g of plant unavailable water?
- An open tank contains 5.7 m of water covered with 2.8 m of kerosene with unit weight of 8.0 kN/m³. Find the following: A. Pressure at the interface (kPa) B. Pressure at the bottom of the tank (kPa)A 10-kg mass of superheated refrigerant-134a at 1.2 MPa and 70°C is cooled at constant pressure until it exists as a compressed liquid at 20°C. (a) Show the process on a T-v diagram with respect to saturation lines. (b) Determine the change in volume. (c) Find the change in total internal energy.When the submarine is on the surface, its ballast tanks are filled with air. As the submarine dives, the ballast tanks are flooded with water and the air in the ballast tanks is vented from the submarine. The submarine descends from sea level and holds at a constant depth of 3,500m. Background Information Submarine Volume is 450 m3 Mass (excluding weight in ballast tank) is 400 tons Outer haul Mass is 40 tons Thickness is 15 cm Exterior surface area is 200 m2 Specific heat capacity is 420 J/kg/K Latent heat of fusion is 250 kJ/kg Temperature at surface (depth of 0 m) is 25°C depth of 3,500 m internal of the outer haul (next to ballast tank) is 10 30°C (Refer to diagram) external of the outer haul is 10°C (Refer to diagram) Thermal conductivity is 80 kW/m/K Emissivity of 0.9 Ballast Tank at a depth of 3,500 m Temperature at is 30°C Seawater Specific gravity of 1.05 Surrounding temperature at a depth of 3,500 m is 4°C Convective heat transfer coefficient for free…
- Solve for the absolute pressure of oil at 10-m below its surface if the barometric reading is equivalent to 752 mmHg. Oil specific gravity = 0.75. An open tank has 5.8-m depth of water, on top of that layer is 3.2-m depth of kerosene which has a unit weight of 8 kN/m³. Solve for the pressure at the bottom of the tank. (Draw the figure).A pressure gage 6m above the bottom of the tank containing a liquidreads 90kPa. Another gage height 4m reads 103 kPa. Determine thespecific weight of the liquid.0.05 kg of steam at 1.5 MPa is contained in a rigid vessel of volume of 0.0076 m^3. A. What is the temperature of the steam? B. If the vessel is cooled, at what temperature will the steam be just dry and saturated? C. Cooling is continued until the pressure in the vessel is 1.1 MPa, calculate the amount of vapor at this point. D. Calculate the amount of heat rejected between the initial and the final state. E. Draw the Ts diagram of the whole process.