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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Textbook Question
Chapter 1, Problem 9P
Calculate the specific weight, specific volume, and density of air at 40°F and 50 psia. What are these values if the air is then compressed isentropically to 100 psia?
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Chapter 1 Solutions
Fox and McDonald's Introduction to Fluid Mechanics
Ch. 1 - A number of common substances are Some of these...Ch. 1 - Give a word statement of each of the five basic...Ch. 1 - The barrel of a bicycle tire pump becomes quite...Ch. 1 - Very small particles moving in fluids are known to...Ch. 1 - In a combustion process, gasoline particles are to...Ch. 1 - In a pollution control experiment, minute solid...Ch. 1 - A rocket payload with a weight on earth of 2000 lb...Ch. 1 - A cubic metre of air at 101 kPa absolute and 15C...Ch. 1 - Calculate the specific weight, specific volume,...Ch. 1 - For Problem 1.6, find the distance the particles...
Ch. 1 - A sky diver with a mass of 70 kg jumps from an...Ch. 1 - The English perfected the longbow as a weapon...Ch. 1 - For each quantity listed, indicate dimensions...Ch. 1 - The density of a sample of sea water is 1.99...Ch. 1 - A pump is rated at 50 hp. What is the rating in kW...Ch. 1 - A fluid occupying 3.2m3 has a mass of 4 Mg....Ch. 1 - If a power plant is rated at 2000 MW output and...Ch. 1 - For each quantity listed, indicate dimensions...Ch. 1 - Derive the following conversion factors: (a)...Ch. 1 - Express the following in SI units: (a) 5 acreft...Ch. 1 - Express the following in SI units: (a) 100...Ch. 1 - Express the following in BG units: (a) 50 m2 (b)...Ch. 1 - While youre waiting for the ribs to cook, you muse...Ch. 1 - Derive the following conversion factors: (a)...Ch. 1 - The kilogram force is commonly used in Europe as a...Ch. 1 - From thermodynamics, we know that the coefficient...Ch. 1 - The maximum theoretical flow rate (slug/s) through...Ch. 1 - The mean free path of a molecule of gas is the...Ch. 1 - A container weighs 3.5 lbf when empty. When filled...Ch. 1 - A parameter that is often used in describing pump...Ch. 1 - Calculate the density of standard air in a...Ch. 1 - The mass of the standard American golf ball is...Ch. 1 - A can of pet food has the following internal...Ch. 1 - The mass flow rate in a water flow system...Ch. 1 - The mass flow rate of water in a tube is measured...Ch. 1 - The mass of the standard British golf ball is 45.9...Ch. 1 - From Appendix A, the viscosity (Ns/m2) of water at...Ch. 1 - An enthusiast magazine publishes data from its...Ch. 1 - The height of a building may be estimated by...Ch. 1 - An American golf ball is described in Problem 1.32...
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- A 20.0 L container is filled with helium and the pressure is 150 atm and the temperature is 30°C. How many 5.0 L balloons can be filled when the temperature is 22°C and the atmospheric pressure is 755 mm Hg.arrow_forwardAmmonia (NH₃) weighing 22 kg is confined inside a cylinder equipped with a piston has an initial pressure of 413 kPa at 38° C. If 2900 kJ of heat is added to the ammonia until its pressure and temperature are 413 kPa and 100° C, respectively. What is the amount of work done by the fluid in kJ? (4 decimal places)arrow_forwardA container of constant volume contains 10 kg of air at 20 C temperature and 150 kPa pressure. Rough air is pressed and in the last case the pressure is 250 kPa and the temperature is 30 C. Calculate the mass of the air compressed into the container.arrow_forward
- A bicycle tire has a pressure of 7.00×105 N/m2 at a temperature of 18.0ºC and contains 2.00 L of gas. What will its pressure be if you let out an amount of air that has a volume of 100 cm3at atmospheric pressure? Assume tire temperature and volume remain constant.arrow_forwardAir is compressed into a 0.5m3 rigid tank until the pressure changes from 120 kPa vacuum pressure to gage pressure of 320 kPa. If the air can cool to 450C. What will be the initial temperature of the air?arrow_forward3 m3 of air at a pressure of 20 kPag is compressed at a constant temperature to a pressure of 425 kPag. Calculate the final volume of the air in m3arrow_forward
- A quantity of 0.44 moles of air enters a diesel engine at a pressure of 148 kPa and at a temperature of 60 oC. Find the volume of this quantity of air in unit of L. Take the gas constant R = 8.31 J mol-1 K-1.arrow_forwardA 15-ft3 air tank is pressurized to 750 psia. When the temperature reaches 10°F, calculate the density in g/mL. Assume the molar mass of air to be 28.96 g/mol.arrow_forwardA closed rigid tank has a capacity of 2.5 m3. It holds air at 400 kPa and 18 deg C. Heat is added until the temperature is 350 degC. Determine the heat added in kJ. Given a vacuum pressure of 165 mmHg. The barometric pressure is 745 mmHg. Find the absolute pressure in kPa. What is the amount of dry steam flow to an engine, which is supplied with 4500 kg per hour wet steam with a quality of 80%?arrow_forward
- Nitrogen at 500K and 200 kPa absolute is enclosed in a cylinder fitted with a frictionless piston. The weight of the piston exerts a force of 50.1 kPa on the gas, and the barometer reads 99.0 kPa. The gas moves the piston up expanding the gas volume from 0.5 m³ to 0.63 m?. Assume the nitrogen behaves as an ideal gas, calculate the work done by N2 for the foloowing cases: i- The expansion is isobaric ii- The expansion is isothermalarrow_forwardA 3-kg plastic tank has a volume capacity of 0.2 m 3 and is filled with water. What is the mass of air that the tank can carry? How many tanks can be filled by helium (SG = 0.138) if the total mass of helium is the same with that of air? How many tanks can be filled with oxygen (SG = 1.1044) if the total mass of oxygen is the same with that of air?arrow_forwardQ/ A dry gas reservoir is initially at an average pressure of 5500 psia and temperature of 145F. The gas has a gravity 0.67. What will the average reservoir pressure be when 40% of the original gas(in Scf) has been remained in the reservoir. Assume the volume occupied by the gas in the reservoir remains constant. If the reservoir originally contained 1MM cuft of reservoir gas, how much gas has been produced at a final reservoir pressure of 600 psia.arrow_forward
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