Fox and McDonald's Introduction to Fluid Mechanics
9th Edition
ISBN: 9781118912652
Author: Philip J. Pritchard, John W. Mitchell
Publisher: WILEY
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 3, Problem 9P
A hollow metal cube with sides 100 mm floats at the interface between a layer of water and a layer of SAE 10W oil such that 10% of the cube is exposed to the oil. What is the pressure difference between the upper and lower horizontal surfaces? What is the average density of the cube?
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
A rectangular gate 1.8 m high by 1.20 m wide is mounted on the vertical wall of an open rectangular tank filled with oil. The top of the gate is 1.2 m below the surface of oil. What is the minimum force F applied at the top edge of the gate required to keep it close assuming the gate is hinged at the bottom edge. (S=0.8)
A vertical rectangular plate is submerged half in oil (s = 0.80) and half in water such that its topedge is flushed with the oil surface. What is the ratio of the force exerted by water acting on thelower half to that by oil acting on the upper half?
For your science exhibit, you want to make a block of wood float at the interface between a layer of oil of unknown density Poil, and water (pwater = 1000 kg/m3 inside a container as shown. The density of the wood is pwood = 800 kg/m3. What must be the density of the oil so that only 30.0 % of the wood is submerged in water?
Chapter 3 Solutions
Fox and McDonald's Introduction to Fluid Mechanics
Ch. 3 - Because the pressure falls, water boils at a lower...Ch. 3 - Ear popping is an unpleasant phenomenon sometimes...Ch. 3 - When you are on a mountain face and boil water,...Ch. 3 - Your pressure gauge indicates that the pressure in...Ch. 3 - A 125-mL cube of solid oak is held submerged by a...Ch. 3 - The tube shown is filled with mercury at 20C....Ch. 3 - Calculate the absolute and gage pressure in an...Ch. 3 - An open vessel contains carbon tetrachloride to a...Ch. 3 - A hollow metal cube with sides 100 mm floats at...Ch. 3 - Compressed nitrogen (140 lbm) is stored in a...
Ch. 3 - If at the surface of a liquid the specific weight...Ch. 3 - In the deep ocean the compressibility of seawater...Ch. 3 - Assuming the bulk modulus is constant for sea...Ch. 3 - An inverted cylindrical container is lowered...Ch. 3 - A water tank filled with water to a depth of 16 ft...Ch. 3 - A partitioned tank as shown contains water and...Ch. 3 - Consider the two-fluid manometer shown. Calculate...Ch. 3 - The manometer shown contains water and kerosene....Ch. 3 - Determine the gage pressure in kPa at point a, if...Ch. 3 - With the manometer reading as shown, calculate px....Ch. 3 - Calculate px py for this inverted U-tube...Ch. 3 - An inclined gauge having a tube of 3-mm bore, laid...Ch. 3 - Water flows downward along a pipe that is inclined...Ch. 3 - A reservoir manometer has vertical tubes of...Ch. 3 - A rectangular tank, open to the atmosphere, is...Ch. 3 - The sketch shows a sectional view through a...Ch. 3 - The manometer reading is 6 in. when the funnel is...Ch. 3 - A reservoir manometer is calibrated for use with a...Ch. 3 - The inclined-tube manometer shown has D = 96 mm...Ch. 3 - The inclined-tube manometer shown has D = 76 mm...Ch. 3 - A barometer accidentally contains 6.5 inches of...Ch. 3 - A water column stands 50 mm high in a 2.5-mm...Ch. 3 - Consider a small-diameter open-ended tube inserted...Ch. 3 - Compare the height due to capillary action of...Ch. 3 - If atmospheric pressure at the ground is 101.3 kPa...Ch. 3 - If the temperature in the atmosphere is assumed to...Ch. 3 - A hydropneumatic elevator consists of a...Ch. 3 - Semicircular plane gate AB is hinged along B and...Ch. 3 - A circular gate 3 m in diameter has its center 2.5...Ch. 3 - For the situation shown, find the air pressure in...Ch. 3 - What is the pressure at A? Draw a free body...Ch. 3 - A plane gate of uniform thickness holds back a...Ch. 3 - A rectangular gate (width w = 2 m) is hinged as...Ch. 3 - Gates in the Poe Lock at Sault Ste. Marie,...Ch. 3 - Calculate the minimum force P necessary to hold a...Ch. 3 - Calculate magnitude and location of the resultant...Ch. 3 - Calculate magnitude and location of the resultant...Ch. 3 - A window in the shape of an isosceles triangle and...Ch. 3 - A large open tank contains water and is connected...Ch. 3 - The circular access port in the side of a water...Ch. 3 - The gate AOC shown is 6 ft wide and is hinged...Ch. 3 - The gate shown is hinged at H. The gate is 3 m...Ch. 3 - For the dam shown, what is the vertical force of...Ch. 3 - The parabolic gate shown is 2 m wide and pivoted...Ch. 3 - An open tank is filled with water to the depth...Ch. 3 - A dam is to be constructed using the cross-section...Ch. 3 - The quarter cylinder AB is 10 ft long. Calculate...Ch. 3 - Calculate the magnitude, direction (horizontal and...Ch. 3 - A hemispherical shell 1.2 m in diameter is...Ch. 3 - A cylindrical weir has a diameter of 3 m and a...Ch. 3 - If you throw an anchor out of your canoe but the...Ch. 3 - A hydrometer is a specific gravity indicator, the...Ch. 3 - A cylindrical can 76 mm in diameter and 152 mm...Ch. 3 - If the 10-ft-long box is floating on the oil-water...Ch. 3 - The timber weighs 40 lb/ft3 and is held in a...Ch. 3 - Find the specific weight of the sphere shown if...Ch. 3 - The fat-to-muscle ratio of a person may be...Ch. 3 - An open tank is filled to the top with water. A...Ch. 3 - If the timber weighs 670 N, calculate its angle of...Ch. 3 - The barge shown weighs 40 tons and carries a cargo...Ch. 3 - Quantify the experiment performed by Archimedes to...Ch. 3 - Hot-air ballooning is a popular sport. According...Ch. 3 - It is desired to use a hot air balloon with a...Ch. 3 - The opening in the bottom of the tank is square...Ch. 3 - A balloon has a weight (including crew but not...Ch. 3 - A helium balloon is to lift a payload to an...Ch. 3 - The stem of a glass hydrometer used to measure...Ch. 3 - A sphere of radius R is partially immersed to...Ch. 3 - A sphere of 1-in.-radius made from material of...Ch. 3 - You are in the Bermuda Triangle when you see a...Ch. 3 - Three steel balls (each about half an inch in...Ch. 3 - A proposed ocean salvage scheme involves pumping...
Additional Engineering Textbook Solutions
Find more solutions based on key concepts
Assuming that the foundation exerts a linearly varying load distribution on its bottom, determine the load inte...
INTERNATIONAL EDITION---Engineering Mechanics: Statics, 14th edition (SI unit)
How are relationships between tables expressed in a relational database?
Modern Database Management
ICA 8-48
We go out to sunbathe on a warm summer day. If we soak up 100 British thermal units per hour [BTU/h] o...
Thinking Like an Engineer: An Active Learning Approach (4th Edition)
Determine the maximum deflection of the simply supported beam. The beam is made of wood having a modulus of ela...
Mechanics of Materials (10th Edition)
In a class definition, is the body of any method definition ever part of the class interface?
Java: An Introduction to Problem Solving and Programming (8th Edition)
Code an SQL statement that creates a table with all columns from the parent and child tables in your answer to ...
Database Concepts (8th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- A column arranged vertically holds a composite fluid of 18 in of mercury (SG = 13.6), 26 in of water (density = 998 kg/m^3), and 32 in of oil(SG = 0.9), with its top end exposed to the atmosphere. Calculate the pressure in psia at the bottom of the column. Knowing that fluids with higher densities sit below fluids with lower densities, illustrate the vertical column(no need to be up to scale). With solutions please.arrow_forwardA 150-mm diameter vertical cylinder rotates concentrically inside another cylinder of 151-mm diameter. Both cylinders are 250-mm in height. The space between the cylinders is filled with a liquid with viscosity of 10 poise. Determine the torque required to rotate the inner cylinder at 100-rpm in N-m.arrow_forwardA cylindrical object 85mm diameter, 157mm height and a mass of 601g, is placed in the tank, which contains oil(51mm thick) and water. Calculate the height(in mm) above the surface of the oil at which it will float if maintained in the vertical position. Take density of oil equals 966 kg/m³. Answer in two decimal places. Numerical values only. Don't indicate units here, just on the submitted solution.arrow_forward
- Calculate the depth of the center of pressure for vertical rectangular plate having a height h = 10ft and base b = 5ft, and submerged in a liquid with its base at the liquid surface. If the upper base of the vertical rectangular plate given in the example problem is submerged by 12ft below the water surface, determine the location of the hydrostatic force and center of pressure. Answer should be (53,040 lbf and 17.4902ft)arrow_forwardA cylindrical tank of 1.5 m diameter and height 0,75 m has a hemispherical dome. The tank contains oil of relative density 0.84. The dame is joined to cylinder position by four equally spaced bolts. If pressure gauge at point M, 0.3 m above base of tank read 50 kPa. Determine force each bolt.arrow_forwardA manometer consists of two tubes A and B, with verticalaxes and uniform cross-sectional areas 500 mm2and 800 mm2respectively, connected by a U-tube C of cross-sectional area70 mm2throughout. Tube A contains a liquid of relative density0.8; tube B contains one of relative density 0.9. The surfaceof separation between the two liquids is in the vertical side of Cconnected to tube A. What additional pressure, applied to thetube B, would cause the surface of separation to rise 60 mm inthe tube C?arrow_forward
- 1. Determine the hydrostatic force acting on a vertical trapezoidal section whose upper base is flushed parallel to the liquid surface. The top base measures 2 m and the lower base is twice the length of its top. One of its remaining side is upright vertical while the other is inclined 45° with the horizontal. Calculate as well the location of its center of pressure. 6 m 2. The tank shown contains alcohol (SG=o.78) and covered by a diameter Calculate the bydrostatic force Earrow_forwardI need the answerarrow_forwardPlease answer both. I have last count left. thank youarrow_forward
- Need Solution through half hrarrow_forwardA cylindrical object 82mm diameter, 155mm height and a mass of 611g, is placed in the tank, which contains oil(51mm thick) and water. Calculate the height(in mm) above the surface of the oil at which it will float if maintained in the vertical position. Take density of oil equals 943 kg/m3. Answer: 32.4 mmarrow_forward1. ATectangular plate 1 m wide by 2 m long is immersed in water of density 1000 kg/m3. The shorter side is parallel to the water surface and 0.5 m below it. The longer side is inclined at 60° to the vertical. Calculate the magnitude, direction and location of the force acting on one side of the plate due to water pressure.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Elements Of ElectromagneticsMechanical EngineeringISBN:9780190698614Author:Sadiku, Matthew N. O.Publisher:Oxford University Press
Mechanics of Materials (10th Edition)Mechanical EngineeringISBN:9780134319650Author:Russell C. HibbelerPublisher:PEARSON
Thermodynamics: An Engineering ApproachMechanical EngineeringISBN:9781259822674Author:Yunus A. Cengel Dr., Michael A. BolesPublisher:McGraw-Hill Education
Control Systems EngineeringMechanical EngineeringISBN:9781118170519Author:Norman S. NisePublisher:WILEY
Mechanics of Materials (MindTap Course List)Mechanical EngineeringISBN:9781337093347Author:Barry J. Goodno, James M. GerePublisher:Cengage Learning
Engineering Mechanics: StaticsMechanical EngineeringISBN:9781118807330Author:James L. Meriam, L. G. Kraige, J. N. BoltonPublisher:WILEY
Elements Of Electromagnetics
Mechanical Engineering
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Oxford University Press
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:9780134319650
Author:Russell C. Hibbeler
Publisher:PEARSON
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:9781259822674
Author:Yunus A. Cengel Dr., Michael A. Boles
Publisher:McGraw-Hill Education
Control Systems Engineering
Mechanical Engineering
ISBN:9781118170519
Author:Norman S. Nise
Publisher:WILEY
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Cengage Learning
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:9781118807330
Author:James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:WILEY
Properties of Fluids: The Basics; Author: Swanson Flo;https://www.youtube.com/watch?v=TgD3nEO1iCA;License: Standard YouTube License, CC-BY
Fluid Mechanics-Lecture-1_Introduction & Basic Concepts; Author: OOkul - UPSC & SSC Exams;https://www.youtube.com/watch?v=6bZodDnmE0o;License: Standard Youtube License