A horizontal axis turbine with a diameter of 3.5m is placed in a large river which flows at 3.7m/s. The turbine can be assumed to operate at an efficiency of 50%. If the water density is 1000 kg/m³, determine the force on the turbine disc in Newtons. Give your answer to the nearest whole number.
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- A sump pump (used to drain water from be basement of houses built below the water table) is draining a flooded basement at rate of 0.750 L/S, with an output pressure of 3.00105N/m2 . (a) The water enters a hose with a 3.00-cm inside diameter and rises 2.50 m above the pump. What is its pressure at this point? (b) The hose goes over the foundation wall, losing 0.500 m in height and widens to 4.00 cm in diameter. What is the pressure now? You may neglect frictional losses both parts of the problem.For a given cylindrical tank, the radius is 8 m and the height is 18 m. The tank is filled to a depth of 10 m. How much work is required to pump all of the water over the top edge of the tank? Acceleration due to gravity is 9.8 m/sec and the density of water is 1000 kg/m". Round your answer to the nearest kilojoule. Provide your answer below: W kJIn Figure, the system is filled to height h with a liquid of density p. The atmospheric pressure is Patm Neglecting fluid friction, evaluate the pressure of the fluid at each of the points labeled 1,2, 4, and 5.Compare the pressure at point 3 with that at point 5.
- Well water is pumped into a tank 30 meters high through a pipe with an inner diameter of 2.5 cm. If the flow rate is 35 liters per minute, determine the required pump power (in watts) ?, it is known that the pump efficiency is 85% and the flow friction in the pipe is negligibleHelp me pleaseYou are trying to decorate your home with a water fountain, and you are looking for a water pump. Now you need to know the characteristic of the flow provided by this pump. Assume that this water pump can work as it is advertised. It says Can pump 3600 L of water in 1 hour 1.) Find the flow rate provide by this pump. Answer in litre/s. 2.) From the above question, assume that all power is transferred to kinetic energy of the flow. Find the velocity of the flow. Answer in m/s. Hint: Use the result from the above problem to find the mass of water (in kg) circulated by the pump in 1 second. Then the kinetic energy given from the pump to the water flow is 50 J in 1 second. 3.) From the above question, find the surface area of the flow, answer in cm2.
- 3. For the hydraulic lift shown; A, Az The small piston area is 5 cm? and the large piston area is 50 cm?. The system is used to lift up a block of mass m = 300 Kg. Find the magnitude of the force F sufficient to do the work and find the work done on the block when it is lifted 120 cm.A vertical, circular cross sectional jet of water leaves a nozzle with diameter, d, as shown in Figure 4. The volume flow rate of the water is equal to Q. The water jet strikes a conical deflector and the force of the water jet suspends the conical deflector at height H above the nozzle. The weight of the conical deflector is given by W. The water jet spreads uniformly on the surface of the conical deflector, as shown in the figure. (a) Determine the velocity of the water jet prior to striking the conical deflector in term of Q, d and H? Calculate H, given Q= 0.005 m³/s, d= 20 mm, W= 15.0 N and 0=45° . (Ь) 20 H Figure 4Ideal fluid is completely filled in the tube of uniform cross-section as shown. Tube is open at both ends. Find the angular velocity with which tube must be rotated so that fluid does not come out. h
- 7. A fuel oil tank is an upright cylinder, with radius 3 meters and height 13 meters. a. Assuming the tank is full, calculate the work required to pump the oil out a spout 1 meter above the top of the tank. Round to the nearest whole number, and include units with your answer. Note: W - Vpgd Density of the oil = 800 kg/m³. Acceleration due to gravity = 9.82 b. Is it true that it takes half as much work to pump the oil out of the tank if it's only half full? Explain why or why not.The driving force for fluid flow is the pressure difference, and a pump operates by raising the pressure of a fluid (by converting the mechanical shaft work to flow energy). A gasoline pump is measured to consume 3.8 kW of electric power when operating. If the pressure differential between the outlet and inlet of the pump is measured to be 7 kPa and the changes in velocity and elevation are negligible, determine the maximum possible volume flow rate of gasoline.A tank has a shape of a cone with a radius at the top of 2 m and a height of 5 m. The tank also has a 1 m spout at the top of the tank. The tank is filled with water up to a height of 2 m. Find the work needed to pump all the water out the top of the spout. (Use 9.8 m/s2 for g and the fact that the density of water is 1000 kg/m3.)