FLUID MECHANICS:FUND.+APPL.(LL)>CUSTOM<
3rd Edition
ISBN: 9781260244342
Author: CENGEL
Publisher: MCG CUSTOM
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Chapter 1, Problem 67P
To determine
The unit of the amount of the energy.
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Chapter 1 Solutions
FLUID MECHANICS:FUND.+APPL.(LL)>CUSTOM<
Ch. 1 - What is a fluid? How does it differ from a solid?...Ch. 1 - Consider the flow of air over the wings of an...Ch. 1 - Define incompressible flow and in compressible...Ch. 1 - Define internal, external, and open-channel flows.Ch. 1 - How is the Mach number of a flow defined? That...Ch. 1 - When an airplane is flying at a constant speed...Ch. 1 - Consider the flow of air at a Mach number of 0.12....Ch. 1 - What is the no-slip condition? What causes it?Ch. 1 - What is forced flow? How does it differ from...Ch. 1 - What is a boundary layer? What causes a boundary...
Ch. 1 - What is the difference between the classical and...Ch. 1 - What is a steady-flow process?Ch. 1 - Define stress, normal stress, shear stress, and...Ch. 1 - When analyzing the acceleration of gases as they...Ch. 1 - When is a system a closed system, and when is it a...Ch. 1 - You are to understand how a reciprocating air...Ch. 1 - What are system, surroundings, and boundary?Ch. 1 - Explain why the light-year has the dimension of...Ch. 1 - Prob. 19CPCh. 1 - What is the difference between pound-mass and...Ch. 1 - Prob. 21CPCh. 1 - What is the net force acting on a car cruising at...Ch. 1 - A 6-kg plastic tank that has a volume of 0.18 m3...Ch. 1 - What is the weight, in N, of an object with a mass...Ch. 1 - What is the weight of a 1-kg substance in N,...Ch. 1 - Prob. 26PCh. 1 - While solving a problem, a person ends up with the...Ch. 1 - A195-Ibm astronaut took his bathroom scale (a...Ch. 1 - The acceleration of high-speed aircraft sometimes...Ch. 1 - Prob. 30PCh. 1 - The value of the gravitational acceleration g...Ch. 1 - At 45° latitude: the gravitational acceleration as...Ch. 1 - Prob. 34PCh. 1 - The gas tank of a car is filled with a nozzle that...Ch. 1 - A pool of volume V (in m3) is to filled with water...Ch. 1 - Based on unit considerations alone, show that the...Ch. 1 - An airplane flies horizontally at 70m/s . Its...Ch. 1 - If the airplane of Prob. 1-35 weighs 17 lbf,...Ch. 1 - The boom of a fire truck raises a fireman (and his...Ch. 1 - A man goes to a traditional market to buy a steak...Ch. 1 - Water at 20°C from a garden hose fills a 2.0 L...Ch. 1 - A forklift raises a 90.5 kg crate 1.80 m. (a)...Ch. 1 - What is the importance of modeling in engineering?...Ch. 1 - What is the difference between the analytical and...Ch. 1 - Prob. 46CPCh. 1 - What is the difference between precision and...Ch. 1 - How do the differential equations in the study of...Ch. 1 - What is the value of the engineering software...Ch. 1 - The reactive force developed by a jet to push an...Ch. 1 - The weight of bodies may change somewhat from one...Ch. 1 - An important design consideration in two-phase...Ch. 1 - Consider the flow of air through a wind turbine...Ch. 1 - Prob. 60PCh. 1 - The speed of an aircraft is given to be 260 m/s in...Ch. 1 - Prob. 62PCh. 1 - If mass, heat, and work are not allowed to cross...Ch. 1 - The weight of a 10-kg mass at sea level is (a)...Ch. 1 - The weight of a 1 -Ibm mass is (a) 1Ibmft/s2 (b)...Ch. 1 - Prob. 66PCh. 1 - Prob. 67PCh. 1 - A hydroelectric power plant operates at its rated...Ch. 1 - Write an essay on the various mass- and...Ch. 1 - Search the Internet to find out how to properly...
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- An object with the weight of 19.62 kN is floating in water, where the specific weight of water is γw=9.81kN/m3 . Then the volume of the object is_____ A. less than 2 m3 B. equal to 2 m3 C. greater than 2 m3 D. indeterminablearrow_forwardShow that 1 kgf/cm2 = 14.223 psi.arrow_forwardThe reactive force developed by a jet engine to push an airplane forward is called thrust, and the thrust developed by the engine of a Boeing 777 is about 85,000 lbf. Express this thrust in N and kgf.arrow_forward
- A closed vessel having a volume of 1.6 liters holds 3.4 x 10²² molecules of methanol vapor. For the methanol, determine (a) the amount present, in kg and kmol, and (b) the specific volume, in m³ /kg and m³ /kmol.arrow_forwardA cubic meter of a liquid has a weight of 9800 N at a location where g = 9.79 m/s2. What is its weight at a location where g = 9.83 m/s2? * A)9780 N B)9820 N C)9800 N D)9840 Narrow_forwardWhat is the specific weight of five liters of liquid weighing 50 N?what is the density of the liquid? what is the specific gravity of the liquid?arrow_forward
- Exhaust gas leaves the exhaust pipe of a motor car with a pressure of 1.2bar and a temperature of 400 degree C. If the exhaust gas specific was 1.6653 m^3per kg, determine the identity of the exhaust gas.arrow_forwardAnother unit is kgf, which is a force unit used mostly in Europe, and is defined as kp (kilopond). Explain the difference between kilopond (kp = kgf) and kilopound (103 lbf) from force units and write the unity conversion factor between them. The density of water at 4°C is = 1000 kg/m3. Express this density value in units of kp ⋅ m−4 ⋅ s2.arrow_forwardAccording to the figure (figure is in spanish), define the following terms:1. Dry bulb temperature2. Wet bulb temperature3. Relative Humidity4. Dew point temperature5. Specific humidity6. Enthalpy7. Specific volume Indicate the units in the International system and in the English system in each onearrow_forward
- 6. If 8 lbs of a substance receives 240 Btu of heat at constant volume and undergo a temperature change of 150oF. What is the average specific heat of the substance during the process? (3 DECIMALS IN FINAL ANSWER PLS)arrow_forwardWhat is h2 in kJ/kgarrow_forwardusing excel how can we convert these two 9.81 m/s2 to ft/s2 i. 2000 kg/m3 to lbm/ft3arrow_forward
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