Applied Fluid Mechanics (7th Edition)
7th Edition
ISBN: 9780132558921
Author: Robert L. Mott, Joseph A. Untener
Publisher: PEARSON
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Chapter 16, Problem 16.29PP
Figure 16.23 is a sketch of a turbine in which the incoming stream of water at
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A centrifugal pump with a 3-inches diameter impeller rotating at 1150 rpm delivered
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Chapter 16 Solutions
Applied Fluid Mechanics (7th Edition)
Ch. 16 - Calculate the force required to hold a flat plate...Ch. 16 - What must be the velocity of flow of water from a...Ch. 16 - Calculate the force exerted on a stationary curved...Ch. 16 - A highway sign is being designed to withstand...Ch. 16 - Compute the forces in the vertical and horizontal...Ch. 16 - Figure 16.13 O shows a free stream of water at 180...Ch. 16 - Compute the horizontal and vertical forces exerted...Ch. 16 - In a plant where hemispherical cup-shaped parts...Ch. 16 - A stream of non-flammable oil (sg 5 0.90) is...Ch. 16 - A 2 -in-diameter stream of water having a velocity...
Ch. 16 - Figure 16.17 O represents a type of flowmeter in...Ch. 16 - Water is piped vertically from below a boat and...Ch. 16 - A 2 -in nozzle is attached to a hose with an...Ch. 16 - Seawater (sg 5 1.03) enters a heat exchanger...Ch. 16 - A reducer connects a standard 6 -in Schedule...Ch. 16 - Calculate the force on a elbow attached to an in...Ch. 16 - Calculate the force required to hold a 90 elbow in...Ch. 16 - Calculate the force required to hold a 180 close...Ch. 16 - A bend in a tube causes the flow to turn through...Ch. 16 - A vehicle is to be propelled by a jet of water...Ch. 16 - A part of an inspection system in a packaging...Ch. 16 - Shown in Fig. 16.20 is a small decorative wheel...Ch. 16 - For the wheel described in Problem 16.22. compute...Ch. 16 - A set of louvers deflects a stream of warm air...Ch. 16 - Prob. 16.25PPCh. 16 - Prob. 16.26PPCh. 16 - Figure 16.22 shows a device for clearing debris...Ch. 16 - Prob. 16.28PPCh. 16 - Figure 16.23 is a sketch of a turbine in which the...Ch. 16 - Repeat Problem 16.29 with the blade rotating as a...Ch. 16 - Repeat Problem 16.29, except with the blade...
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- 4. A centrifugal pump delivers water to a height of 22 metres at a speed of 800 r.p.m. The velocity of flow is constant at a speed of 2-0 m/s and the outlet vane anglc is 45°. If the pump discharges 225 litres of water per second, find the diameter of the impeller and width of the impcller at oudet. (Ans. 375 mm: 95 mm)arrow_forward57. Calculate the speed ratio of the wind turbine which has (36 m) diameter and rotates 120 revolution per minute, if you know that tip speed of the rotor blades twice time more than the wind speed.arrow_forwardFind the force required to hold the blade in position, if the jet weight (100kg) and discharge (400l/sec).arrow_forward
- 1.) A horizontal pipe bent reduces from 300 mm bore diameter at inlet to 150 mm diameter at outlet. The bend is swept through 50° from its initial direction. The flow rate is 0.05 m3/s and the density is 1000 kg/m³. Calculate the momentum force on the bend and resolve it into two perpendicular directions relative to the initial direction. 2.) A jet of water traveling with a velocity of 25 m/s and flow rate of 0.4 kg/s is deflected 150° from its initial direction by a stationary vane. Calculate the force on the vane acting parallel to and perpendicular to the initial direction.arrow_forward1. The attached figure shows a part of a fire protection system, where a pump drives water at 25 °C from a tank and takes it to point B at a rate of 0.095 m3/s. a) Calculate the height "h" that is required for the water level in the tank in order to maintain a pressure of 100 KPa. at point A. b) If we assume that the pressure in the point A is equal to 75 KPa, calculate the power transmitted by the pump to the water in order to maintain a pressure of 275 KPa at point B. Include the energy losses due to friction, but ignore the others. ..--- B Flujo Flujo 8 m Tuberia de PVC de 800 m de largo y de un diametro de 8 pulg A Tuberia de PVC de 15 m de largo y de un diametro de 10 pulg.arrow_forward20. A centrifugal pump has an impeller 45 cms in diameter running at 450 rpm. - The discharge at inlet is entirely radial. The velocity of flow at outlet is 12. m/sec. The vanes are curved back- wards at outlet at 30° to the wheel tangent. If the discharge of the is 0'15 cumec calculate the impeller horse power and the (18'42 hp ; 29 31 kgm) pump torque on the shaft.arrow_forward
- If the velocity of flow in a 75-mm diameter fire hose is 0.5 m/s, what is the velocity in a diameter 25 mm of a jet issuing from a nozzle attached at the end of the pipe. Compute also the power available in the jet.arrow_forwardCalculate the inlet blade velocity (m/s) of the Francis turbine that receives water under net head of 31 m and the speed ratio is 0.85. Assume the gravitational acceleration of 9.81m/s². Answer to 2 decimalsarrow_forward5. A pump draws water from reservoir A and lifts it to reservoir B. The loss of head from A to 1 is three times the velocity head in the 150mm pipe and the loss of head from 2 to B is twenty times the velocity head in the 100mm pipe. Discharge is 20L/s. a. Calculate the horsepower output of the pump in kw. b. Calculate the pressure head at 1 in meters. c. Calculate the pressure head at 2 in meters. B El.240 m ---- El. Om 1 El. -20m 150mm 100 mmarrow_forward
- A water jet with a flow rate of 2.83 m3 / s is traveling at 6 m / s in the positive x direction. The cost of the current striking a stationary splitter is correct about a 45 aç angle, other company are deflected downwards by the same angle and the final velocities of the two streams are 6 m / s. By neglecting the gravity, the separator is in place against the force applied by the water. calculate the x- and z- power of what is required to hold it. For water ? = 1.184 kg / m3arrow_forward▸ A Pelton wheel has a mean bucket speed of 15 m/s with a jet of water impinging with a velocity of 40 m/s and discharging 0.45 m³/s. If the buckets deflect the jet through an angle of 165°, find the power generated by the wheel.arrow_forwardA Pelton wheel has a tangential velocity of buckets of 15 meters/sec. the water is being supplied under a head of 36 meter at the rate of 20 liters/sec. the buckets deflected jet through an angle of 1600. if the coefficient of velocity for nozzle is 0.98. find the power produced by the wheel.arrow_forward
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