Fox and McDonald's Introduction to Fluid Mechanics
9th Edition
ISBN: 9781118912652
Author: Philip J. Pritchard, John W. Mitchell
Publisher: WILEY
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Chapter 4, Problem 105P
A steady jet of water is used to propel a small cart along a horizontal track as shown. Total resistance to motion of the cart assembly is given by FD = kU2, where k = 0.92 N· s2/m2. Evaluate the acceleration of the cart at the instant when its speed is U = 10m/s.
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Chapter 4 Solutions
Fox and McDonald's Introduction to Fluid Mechanics
Ch. 4 - An ice-cube tray containing 250 mL of freshwater...Ch. 4 - A hot air balloon with an initial volume of 2600...Ch. 4 - A fully loaded Boeing 777-200 jet transport...Ch. 4 - On the Milford Trek in New Zealand, there is a...Ch. 4 - A high school experiment consists of a block of...Ch. 4 - For a small particle of styrofoam (density = 19.2...Ch. 4 - Air at 20C and an absolute pressure of 101.3 kpa...Ch. 4 - A block of copper of mass 5 kg is heated to 90C...Ch. 4 - The average rate of heat loss from a person to the...Ch. 4 - The velocity field in the region shown is given by...
Ch. 4 - The area shown shaded is in a flow where the...Ch. 4 - Obtain an expression for the kinetic energy flux,...Ch. 4 - A 0.3 m by 0.5 m rectangular air duct carries a...Ch. 4 - Across a shock wave in a gas flow there is a great...Ch. 4 - Water flows in a pipeline composed of 75-mm and...Ch. 4 - The velocity distribution for laminar flow in a...Ch. 4 - A farmer is spraying a liquid through 10 nozzles,...Ch. 4 - A university laboratory that generates 15 m3/s of...Ch. 4 - Hydrogen is being pumped through a pipe system...Ch. 4 - Calculate the mean velocities for these...Ch. 4 - If the velocity profile in a passage of width 2R...Ch. 4 - Fluid with 1040 kg/m3 density is flowing steadily...Ch. 4 - A rice farmer needs to fill a 150 m 400 m field...Ch. 4 - In your kitchen, the sink is 60 cm by 45.7 cm. by...Ch. 4 - Fluid passes through this set of thin closely...Ch. 4 - A pipeline 0.3 m in diameter divides at a Y into...Ch. 4 - A manifold pipe of 3 in. diameter has four...Ch. 4 - You are trying to pump storm water out of your...Ch. 4 - In the incompressible flow through the device...Ch. 4 - Water enters a wide, flat channel of height 2h...Ch. 4 - Find the average efflux velocity V if the flow...Ch. 4 - Find V for this mushroom cap on a pipeline. 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D = 300 mm in...Ch. 4 - A rectangular tank used to supply water for a...Ch. 4 - A cylindrical tank, 0.3 m in diameter, drains...Ch. 4 - Air enters a tank through an area of 0.018 m2 with...Ch. 4 - A cylindrical tank, of diameter D = 50 mm, drains...Ch. 4 - A conical flask contains water to height H = 36.8...Ch. 4 - Water flows steadily past a porous flat plate....Ch. 4 - A tank of fixed volume contains brine with initial...Ch. 4 - A conical funnel of half-angle = 30 drains...Ch. 4 - Evaluate the net rate of flux of momentum out...Ch. 4 - Water flows steadily through a pipe of length L...Ch. 4 - Evaluate the net momentum flux through the bend of...Ch. 4 - Evaluate the net momentum flux through the channel...Ch. 4 - A conical enlargement in a vertical pipeline is 5...Ch. 4 - A 100-mm nozzle is bolted (with 6 bolts) to the...Ch. 4 - The projectile partially fills the end of the 0.3...Ch. 4 - Considering that in the fully developed region of...Ch. 4 - A jet of water issuing from a stationary nozzle at...Ch. 4 - A circular cylinder inserted across a stream of...Ch. 4 - A 6-in.-diameter horizontal pipeline bends through...Ch. 4 - The axes of the pipes are in a vertical plane. 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The fluid is water....Ch. 4 - A monotube boiler consists of a 6 m length of...Ch. 4 - Water is discharged at a flow rate of 0.3m3/s from...Ch. 4 - A nozzle for a spray system is designed to produce...Ch. 4 - The horizontal velocity in the wake behind an...Ch. 4 - An incompressible fluid flows steadily in the...Ch. 4 - Consider the incompressible flow of fluid in a...Ch. 4 - Air at standard conditions flows along a flat...Ch. 4 - Gases leaving the propulsion nozzle of a rocket...Ch. 4 - Two large tanks containing water have small...Ch. 4 - Students are playing around with a water hose....Ch. 4 - A 2-kg disk is constrained horizontally but is...Ch. 4 - A stream of water from a 50-mm-diameter nozzle...Ch. 4 - A plane nozzle discharges vertically 1200 L/s per...Ch. 4 - In ancient Egypt, circular vessels filled with...Ch. 4 - Incompressible fluid of negligible viscosity is...Ch. 4 - The narrow gap between two closely spaced circular...Ch. 4 - Design a clepsydra (Egyptian water clock), which...Ch. 4 - Water from a stationary nozzle impinges on a...Ch. 4 - A freshwater jet boat takes in water through side...Ch. 4 - The Canadair CL-215T amphibious aircraft is...Ch. 4 - Water, in a 100-mm-diameter jet with speed of 30...Ch. 4 - Consider a series of turning vanes struck by a...Ch. 4 - A steady jet of water is used to propel a small...Ch. 4 - The cart of Problem 4.105 is accelerated by a jet...Ch. 4 - A vane/slider assembly moves under the influence...Ch. 4 - A cart is propelled by a liquid jet issuing...Ch. 4 - For the vane/slider problem of Problem 4.107, find...Ch. 4 - If the cart of Problem 4.105 is released at t = 0,...Ch. 4 - The wheeled cart shown rolls with negligible...Ch. 4 - A rocket sled is to be slowed from an initial...Ch. 4 - Starting from rest, the cart shown is propelled by...Ch. 4 - Solve Problem 4.107 if the vane and slider ride on...Ch. 4 - For the vane/slider problem of Problem 4.114, plot...Ch. 4 - A rectangular block of mass M, with vertical...Ch. 4 - A vertical jet of water impinges on a horizontal...Ch. 4 - A rocket sled traveling on a horizontal track is...Ch. 4 - A rocket sled accelerates from rest on a level...Ch. 4 - A rocket sled with initial mass of 900 kg is to be...Ch. 4 - A rocket sled with initial mass of 3 metric tons,...Ch. 4 - A home-made solid propellant rocket has an initial...Ch. 4 - Neglecting air resistance, what speed would a...Ch. 4 - The moving tank shown is to be slowed by lowering...Ch. 4 - The 90 reducing elbow of Example 4.6 discharges to...Ch. 4 - Crude oil (SG = 0:95) from a tanker dock flows...Ch. 4 - The simplified lawn sprinkler shown rotates in the...Ch. 4 - Calculate the torque about the pipes centerline in...Ch. 4 - A fire truck is equipped with a 66 ft long...Ch. 4 - Calculate the torque exerted on the flange joint...Ch. 4 - Consider the sprinkler of Problem 4.130 again....Ch. 4 - A small lawn sprinkler is shown. 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