PROBLEM 9: A tank contains 1.5 column of mercury (S = 13.6), 1.8 column of water and 1.5 column of oil (S = 0.81). What is the pressure at the bottom of the tank? a. 227.32 kPa b. 229.70 kPa c. 184.23 kPa d. 256.33 kPa
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- A pressure gage at Elev.8.00m on the side of a tank containing a certain liquid reads 57.4kPa, while a second gage at Elev.5.00m reads 80kPa. What is the specific weight of the liquid in kN/cu.m?A vertical conduit is carrying oil (S = 0.95). A differential mercury manometer is tapped into the conduit atpoints A and B. Determine the difference in pressure between A and B when h = 3 in. What is thedifference in piezometric head between A and B?Points A and B are 5 km apart along a new 60 cm diameter cast iron pipe carrying water. A is 9m higher than B. If the pressure at B is 140 KPa greater than at A. f= 0.019 Determine the head loss in meters. choices: 7.25, 5.27, 2.75, 7.52
- 4. A reservoir supplies water to a horizontal 6′′ pipe 800 ft long. The pipe flows full and discharges into the atmosphere at the rate of 2.23 cfs. What is the pressure in psi midway in the pipe, assuming the only lost head is 6.20 ft in each 100 ft of length? indicaye free body diagramA concrete cube ( y = 23.5 kN/m3 ) 0.60 m on an edge is submerged in 5 m of seawater (sg=1.03). Calculate the force to lift the cube if there is no seepage pressure at the bottom of the cube A. 23.3 kN B. 28.5 C. 27.7 D. 26.9The system in Fig. P2.48 is open to 1 atm on the right side. (a) If L = 120 cm, what is the air pressure in con tainer A? (b) Conversely, if Pa = 135 kPa, what is the length L?
- Figure shows that the pipe flow of 50 m^3/hr, is driven by pressurized air in the tank. Determine the head loss in the "smooth" pipe in meters if its friction factor is 0.014 *12.9517*99.9358*30.4889*39.5136 What gage pressure p1 in kPa, is needed to provide the given flow rate? *1121 kPa*1692 kPa*1328 kPa*1725 kPaThe tank shown in the figure is 3 m wide into the paper. Neglect atmospheric pressure. Use ?????? = 9.79 kN/m³. Determine the following: A. vertical component of the total hydrostatic force on the quarter circle panel AB in kN B. Resultant hydrostatic force acting on the quarter circle panel AB in kN C. Angle that the resultant hydrostatic force make with the horizontal in degrees.Points A and B are 5km apart along a new 60cm diameter cast iron pipe carrying water. A is 9m higher than B. If the pressure at B is 140KPa greater than at A. f=0.019. Determine the head loss in meters. a. 5.27 b. 7.52 c. 2.75 d. 7.25
- If a triangle of height d and base a is vertical and submerged in liquid with its vertex a distance below the liquid surface, determine the depth to its center of pressure. What is the horizontal force acting on the triangle? Assume ? water = 9790 N/m3. f = depth to apex, 2m d = height of triangle, 1m a = width of triangle, 1m The horizontal force (N) acting on the triangle is:A block (unit weight = 19.5 kn/m^3) 0.50m square and 382mm deep floats on a stratified liquid composed of 200mm layer of water above a layer of mercury (s.g. = 13.6) If a downward force of 1200 N is applied to the center of mass of this block, what is the new position of the bottom of the block relative to the mercury surface in mm?In Figure W is shown a thin-walled inverted box 1.60 m long and 30 cm square, which was full of air before being submerged. In position (a), it is being held by 0.0280 m3of concrete anchor weighing 23540 N/m3. Determine the depth D1. At what other depth D2(position B) is the system in equilibrium?