Applied Fluid Mechanics (7th Edition)
7th Edition
ISBN: 9780132558921
Author: Robert L. Mott, Joseph A. Untener
Publisher: PEARSON
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Chapter 7, Problem 7.32PP
For the conditions of Problem 7.31 and if we assume that the pressure at point A is
delivered by the pump to the water to maintain a pressure of
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Chapter 7 Solutions
Applied Fluid Mechanics (7th Edition)
Ch. 7 - A horizontal pipe carries oil with a specific...Ch. 7 - Water at 40 F is flowing downward through the...Ch. 7 - Find the volume flow rate of water exiting from...Ch. 7 - A long DN 150 Schedule 40 steel pipe discharges...Ch. 7 - Figure 7.14 shows a setup to determine the energy...Ch. 7 - A test setup to determine the energy loss as water...Ch. 7 - The setup shown in Fig. 7.16 is being used to...Ch. 7 - A pump is being used to transfer water from an...Ch. 7 - In Problem 7.815 (Fig. 7.17), if the left-hand...Ch. 7 - A commercially available sump pump is capable of...
Ch. 7 - A submersible deep-well pump delivers 745 gal/h of...Ch. 7 - In a pump test the suction pressure at the pump...Ch. 7 - The pump shown in Fig. 7.19 is delivering...Ch. 7 - The pump in Fig. 7.20 delivers water from the...Ch. 7 - Repeat Problem 7.14, but assume that the level of...Ch. 7 - Figure 7.21 shows a pump delivering 840L/min of...Ch. 7 - Figure 7.22 shows a submersible pump being used to...Ch. 7 - Figure 7.23 shows a small pump in an automatic...Ch. 7 - The water being pumped in the system shown in Fig....Ch. 7 - A manufacturer's rating for a gear pump states...Ch. 7 - The specifications for an automobile fuel pump...Ch. 7 - Figure 7.26 shows the arrangement of a circuit for...Ch. 7 - Calculate the power delivered to the hydraulic...Ch. 7 - Water flows through the turbine shown in Fig....Ch. 7 - Calculate the power delivered by the oil to the...Ch. 7 - What hp must the pump shown in Fig. 7.30 deliver...Ch. 7 - If the pump in Problem 7.26 operates with an...Ch. 7 - The system shown in Fig. 7.31 delivers 600 L/min...Ch. 7 - Kerosene (sg = 0.823 ) flows at 0.060m3/s in the...Ch. 7 - Water at 60 F flows from a large reservoir through...Ch. 7 - Figure 7.34 shows a portion of a fire protection...Ch. 7 - For the conditions of Problem 7.31 and if we...Ch. 7 - In Fig. 7.35 kerosene at 25 F is flowing at 500...Ch. 7 - For the system shown in Fig. 7.35 and analyzed in...Ch. 7 - Compute the power removed from the fluid by the...Ch. 7 - Compute the pressure at point 2 at the pump inlet.Ch. 7 - Compute the pressure at point 3 at the pump...Ch. 7 - Compute the pressure at point 4 at the press...Ch. 7 - Compute the pressure at point 5 at the press...Ch. 7 - Evaluate the suitability of the sizes for the...Ch. 7 - The portable, pressurized fuel can shown in Fig....Ch. 7 - Professor Crocker is building a cabin on a...Ch. 7 - If Professor Crocker's pump, described in Problem...Ch. 7 - The test setup in Fig. 7.39 measures the pressure...Ch. 7 - If the fluid motor in Problem 7.44 has an...Ch. 7 - A village with a need for a simple irrigation...Ch. 7 - As a member of a development team for a new jet...Ch. 7 - A fire truck utilizes its engine to drive a pump...Ch. 7 - A home has a sump pump to handle ground water from...Ch. 7 - In Problem 6.107 an initial calculation was made...Ch. 7 - A creek runs through a certain part of a campus...Ch. 7 - A hot tub is to have 40 outlets that are each 8 mm...Ch. 7 - A large chipper/shredder is to be designed for use...
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- 1.The engine has a given capacity of 60kw, calculate the power requirement in a hydraulic system tool , to know that the engine is capable to support the hydraulic system if a pump delivers 110 liters per minute and the pressure is 227bar.2.If the area of A1 = 0.05 m˄2 and the area of A2 = 1.5 m˄2 , external input force F1 = 50 N, then the external output force F2 ?arrow_forwardA pump has a displacement volume of 6 in^3. It delivers 24 gpm at 1000 rpm and 1000 psi. If the prime mover input torque is 1100 in • lb, what is the theoretical torque required to operate the pump in in-lbs?arrow_forwardA pump with a capacity of 100 gpm is needed to transport water to an elevated tank. Tank is designed with a capacity to supply 12 hours of uninterrupted water supply to a bldg with an average hourly consumption of 1 cu.m. Find approximately how many minutes will the pump operate to fill the tankarrow_forward
- A pump that has the characteristic curve shown in the accompanying graph is to be installed as shown. What will be thedischarge of water in the system?arrow_forward1. Determine the power delivered by the pump in kW 2. Determine the pressure head at point 2 in meters. 3. Determine the pressure head at point 1 in meters Thanksarrow_forwardItem#3 The oil tank for the hydraulic system of figure below is air-pressurized at 10psig. The inlet line to the pump is 10 ft below the oil level while point 3 is 2ft below pump inlet. The pump flow-rate is 30 gpm and has a power equal to0.5HP. Find the pressure at station 3if there is a 28ft head loss between station 1 and 3. OIL LEVEL SG 0.9 1.5-IN- INSIDE DIAMETER 10 FT STRAINER ELECTRIC MOTOR M 2 FT PUMP 3 Q-30 GPMarrow_forward
- Example 4: If the diameter at section 1 is D₁ = 0.5 m, and at section 2 the diameter D₂ = 0.2 m. All the other conditions are the same as in Exercise #3. What power in kilowatts and in horsepower must be supplied to the flow by the pump? Assume h₁ = 3 m of water and a₁ = α₂ = 1. Water is being pumped through a system. D₁ = 0.5 m Z₁ = 30 m P₁ = 70 kPa gage α₁ = 1.0 1 Pump Sual Z₂ = 40 m P2 = 350 kPa gage %₂ = 1.0 D₂ = 0.2 m Head loss in pipe = 3 m Water Q = 0.5 m³/s Properties: Water (10°C, 1 atm, Table A.5): y = 9810 N/m³arrow_forwardA pump is used in a building to lift water from a ground floor. The pump is pushing 60l/sec of water through a 0.1m diameter to above floor which is 5m high. Calculate the velocity by which the water exits the pipe if water enters the pump at 30kPa and exists with 5kPa.arrow_forwardThe characteristics of a particular pump are shown in the image below. Calculate the head and discharge one would get at maximum efficiency if the size was doubled and the speed was halved.arrow_forward
- A three lobe rotary pump moves 0.0825 gal of a coal slurry in each lobe volume. The volume flow rate of the slurry (in gpm) for the case where n = 150 rpm isarrow_forwarda pump forces 1.5 m^3/min of water horizontally from an open well to a closed tank where the pressure is 0.9 MPa . compute the work the pump must do upon the water in an hour just to force water into the tank against the pressure .arrow_forwardA pump supplies oil at 0.0002 m3/s to a 50 mm diameter double acting cylinder and a rod diameter is 20 mm. if the load is 6000 N both in extending and retracting, calculate: a. Piston velocity during the extension stroke, b. Pressure during the extension stroke and retraction strokes c. Power during the extension and retraction strokesarrow_forward
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