Determine the pressure at point B (in
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- One side of the container has a 03-m square door that is hinged at its top edge. If the container is filled with water, determine the smallest force F that must be applied to the bottom edge of the door to keep it closed.Determine the volume of the concrete arch dam.Determine the absolute pressure in pa at a depyh of 6 m belowthe free surface when a barometer reads 760 mm mercury (sp.gr = 13.57).
- The initial pressures at A and B are the same at 103 kPa. If the pressure at the liquid at A (SG1 = 1.25) is increased to 148 kPa while keeping the pressure at B constant, determine the new position (Δh, in mm.) of the mercury meniscus inside the tube as shown. Assume no change in the liquid densities. The connecting tube is a 1-cm in diameter, Y1 = 0.51 cm, and the inclination of the tube is 18 degrees with respect to the horizontal. Assume unit weight of air to be negligible.Determine the total pressure and depth of centre of pressure on a plane rectangular surface of 1 m wide and 3 m deep when its upper edge is horizontal and (a) coincides with water surface (b) 2 m below the free water surface.The pressure at a point in the seawater is 68kpa, determine the pressure in kpa 26.87 meters below this point?
- Pipes A and B are filled with water. The mercury in the inclined-tube manometer has the level shown. SHg = 13.55, ρw = 1000 kg/m3. Determine the difference in pressure PB-PA between the centers A and B of the pipes.Two plates oriented as shown are placed in water. Determine the rise of water between the plates, that is, h(x). Beta =0°. Use omega=0.005 Ib/ft.The gage pressure of the air in the tank shown is measured to be 50 kPa. Determine the differential height h of the mercury column
- Given an atmospheric pressure of 16.5 psia and an absolute pressure of 30.5 in. Hg, make these convertions: (e) 45 psi vacuum to psia and to Pa (f) 38 psia to atmospheres, and to in. Hg abs (g) 13 psi vacuum to Pa and to atmospheres (h) 8 in. Hg gage to psia, and to PaDetermine the pressure exerted on the surface of a submarine cruising 225 ft below the free surface of the sea. Assume that the barometric pressure is 14.7 psia and the specific gravity of seawater is 1.03.A water pipe is connected to a double-U manometer at a location where the local atmospheric pressure is 14.5 psia. Determine the absolute pressure at the center of the pipe.