9. Water enters a pipe with the volume of 12.5 m³ and leaves with 7.5 m³. If the pressure of water inside the tank is at atmospheric pressure (101.325 kPa), what is the flow work in kilojoule?
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- A tank shaped like a cone pointing downward has height 7 feet and base radius 5 feet, and is full of water. lb Find the work required to pump all of the water out over the top The weight density of water is 62.4 ft3 of the tank. W ft-lb9. A conical tank is 12 ft. across the top and 8 ft. deep. It contains water to a depth of 6 ft. Find the work done in pumping the water to a point 2 ft. above the top of the tank. 2/35) The given tank is filled with diesel, 850 kg/m. a) Setup the force on the circular face of the tank. 0.8 m 10 m 1.2 m b) Setup the work draining the fuel through the spout?
- A water pump increases the water pressure from 15 psia to 80 psia. Determine the flow work, in Btu/lbm, required by the pump.The vat shown in the accompanying figure contains water to a depth of xo 1.3 m. Find the work required to pump all the water to the top of the vat. Use 9810 N/m³ as the weight density of water. NOTE: Enter the exact answer. GIRIMARI. Work Mon 3 m 6 m 4 m1. A 1—ft cable weighing 5 lb / ft supports a safe weighing 500 lb. Find the work done inwinding 80 ft of the cable on a drum. 2. A right circular cylindrical tank of radius 2 ft and height 8 ft is full of water. Find the workdone in pumping the water to the top of the tank. Assume that the water weighs 62.5 lb/ft3 3. A conical vessel is 12 ft across the top and 15 ft tall. If it contains a liquid weighing ???/??3 to a depth of 10 ft, find the work done in pumping the liquid to a height 3 ft above the top of the vessel. 4. A force is of 3 pounds is needed to stretch a spring to 12 inches from its natural length of 10 inches. Determine the spring constant and find the work done in stretching the spring from its natural length to 16 inches. 5. A horizontal cylindrical tank 4 ft in diameter and 10 ft long is full of water. Find the work done by pumping all the water upward through an outlet 10 ft above the axis of the tank. note: need illustrations for each solution
- 8. A belt conveyor is used to deliver a fluid to a reservoir, see the figure. The depth of the fluid film on the belt is such that the velocity on the free liquid surface of the film is zero. By considering only the work done by the belt on the fluid in shear, find the efficiency of this device. epart ani ity deof Engi.4. to convert the kinetic energy of water into the mechanical shaft energy. Water enters the turbine, at the inlet, with the velocity V, = 40m/s and the mass flow rate m = 1,000kg/s. Water exits the Vi,-40ms Figure on the right shows a hydraulic turbine designed turbine with a negligible velocity, say, Vout = 0 m/s.The efficiency of HzO the turbine is 75 %. Potential energy and flow work can be ignored. 4а. Please calculate the specific kinetic energy of water entering the turbine ( ɛ or ke; in J/kg). 4b. Please calculate the rate of total kinetic energy of the water flow (E, or KE; in J/s or W) 4с. Please determine the mechanical power output of this turbine (W, out > in W or kW). 4d. Please determine how much mechanical energy would this turbine generate during an hour7. A hemispherical tank of radius 6 feet is positioned so that its base is circular. How much work is required to pump water out of a tank, that is 2 feet in depth, over the top of the tank.
- 8. A belt conveyor is used to deliver a fluid to a reservoir, see the figure. The depth of the fluid film on the belt is such that the velocity on the free liquid surface of the film is zero. By considering only the work done by the belt on the fluid in shear, find the efficiency of this device. Engi dreof epartA fuel oil tank is an upright cylinder, buried so that its circular top is 10 feet beneath ground level. The tank has a radius of 8 feet and is 24 feet high, although the current oil level is only 16 feet deep. Calculate the work required to pump all of the oil to the surface. Oil weighs 50lb/ft^3 I got the answer Work= 1331200pi lb-ft My answer is wrong including the units. I don’t know what they want.8. Find the work done by pumping out molasses from a conical tank filled to 2ft from the top of the tank. The tank has a maximum radius of 3ft and a height of 10ft. molasses weighs 100lb/ft³.