THERMODYNAMICS-SI ED. EBOOK >I<
9th Edition
ISBN: 9781307573022
Author: CENGEL
Publisher: MCG/CREATE
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Chapter 15.7, Problem 58P
To determine
The heat transferred in the space heater.
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F14
X-
NA
Z
13
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12
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F2
Y
There are 2 forces acting on the eye bolt.
Force F1 acts on the X-Y plane has a magnitude of 704 N.
Force F2 depicted has a magnitude of 273 N, and angles
are 37° and > = 37°.
Determine the resultant force on the eye bolt.
FR
=
-96.7
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781
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2.>
164
FR magnitude: 804
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FR coordinate direction angle a:
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FR coordinate direction angle ẞ`:
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FR coordinate direction angle y:
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78.2
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Write the Navier-Stokes equations for a steady, two-dimensional flow.
Chapter 15 Solutions
THERMODYNAMICS-SI ED. EBOOK >I<
Ch. 15.7 - What are the approximate chemical compositions of...Ch. 15.7 - How does the presence of N2 in air affect the...Ch. 15.7 - Prob. 3PCh. 15.7 - Prob. 4PCh. 15.7 - Is the airfuel ratio expressed on a mole basis...Ch. 15.7 - How does the presence of moisture in air affect...Ch. 15.7 - Prob. 7PCh. 15.7 - Prob. 8PCh. 15.7 - Prob. 9PCh. 15.7 - Are complete combustion and theoretical combustion...
Ch. 15.7 - What does 100 percent theoretical air represent?Ch. 15.7 - Consider a fuel that is burned with (a) 130...Ch. 15.7 - What are the causes of incomplete combustion?Ch. 15.7 - Which is more likely to be found in the products...Ch. 15.7 - Methane (CH4) is burned with the stoichiometric...Ch. 15.7 - Prob. 16PCh. 15.7 - n-Butane fuel (C4H10) is burned with the...Ch. 15.7 - Prob. 18PCh. 15.7 - Propane (C3H8) is burned with 75 percent excess...Ch. 15.7 - Propane fuel (C3H8) is burned with 30 percent...Ch. 15.7 - In a combustion chamber, ethane (C2H6) is burned...Ch. 15.7 - Prob. 22PCh. 15.7 - Prob. 23PCh. 15.7 - Ethane (C2H6) is burned with 20 percent excess air...Ch. 15.7 - Octane (C8H18) is burned with 250 percent...Ch. 15.7 - Prob. 26PCh. 15.7 - A fuel mixture of 60 percent by mass methane (CH4)...Ch. 15.7 - Prob. 28PCh. 15.7 - A certain natural gas has the following volumetric...Ch. 15.7 - Prob. 30PCh. 15.7 - A gaseous fuel with a volumetric analysis of 45...Ch. 15.7 - Prob. 33PCh. 15.7 - The fuel mixer in a natural gas burner mixes...Ch. 15.7 - Prob. 35PCh. 15.7 - Prob. 36PCh. 15.7 - Determine the fuelair ratio when coal from...Ch. 15.7 - Prob. 38PCh. 15.7 - Prob. 39PCh. 15.7 - Prob. 40PCh. 15.7 - Prob. 41PCh. 15.7 - When are the enthalpy of formation and the...Ch. 15.7 - Prob. 43PCh. 15.7 - Prob. 44PCh. 15.7 - Prob. 45PCh. 15.7 - Prob. 46PCh. 15.7 - Prob. 48PCh. 15.7 - Repeat Prob. 1546 for liquid octane (C8H18).Ch. 15.7 - Ethane (C2H6) is burned at atmospheric pressure...Ch. 15.7 - Reconsider Prob. 1550. What minimum pressure of...Ch. 15.7 - Calculate the HHV and LHV of gaseous n-octane fuel...Ch. 15.7 - Prob. 53PCh. 15.7 - Consider a complete combustion process during...Ch. 15.7 - Prob. 56PCh. 15.7 - Prob. 57PCh. 15.7 - Prob. 58PCh. 15.7 - Propane fuel (C3H8) is burned with an airfuel...Ch. 15.7 - Prob. 60PCh. 15.7 - Prob. 61PCh. 15.7 - Prob. 62PCh. 15.7 - Octane gas (C8H18) at 25C is burned steadily with...Ch. 15.7 - Liquid ethyl alcohol [C2H5OH(l)] at 25C is burned...Ch. 15.7 - Prob. 66PCh. 15.7 - A gaseous fuel mixture that is 40 percent propane...Ch. 15.7 - A constant-volume tank contains a mixture of 120 g...Ch. 15.7 - Prob. 70PCh. 15.7 - Prob. 71PCh. 15.7 - Prob. 72PCh. 15.7 - A fuel is completely burned first with the...Ch. 15.7 - Prob. 74PCh. 15.7 - Prob. 75PCh. 15.7 - What is the adiabatic flame temperature of methane...Ch. 15.7 - Octane gas (C8H18) at 25C is burned steadily with...Ch. 15.7 - Acetylene gas (C2H2) at 25C is burned during a...Ch. 15.7 - Ethyl alcohol [C2H5OH(g)] is burned with 200...Ch. 15.7 - Prob. 81PCh. 15.7 - Prob. 82PCh. 15.7 - Reconsider Prob. 1582. The combustion products are...Ch. 15.7 - Express the increase of entropy principle for...Ch. 15.7 - Prob. 85PCh. 15.7 - What does the Gibbs function of formation gf of a...Ch. 15.7 - Liquid octane (C8H18) enters a steady-flow...Ch. 15.7 - Prob. 88PCh. 15.7 - Reconsider Prob. 1588. The automobile engine is to...Ch. 15.7 - Benzene gas (C6H6) at 1 atm and 77F is burned...Ch. 15.7 - Prob. 91PCh. 15.7 - n-Octane [C8H18(l)] is burned in the...Ch. 15.7 - A steady-flow combustion chamber is supplied with...Ch. 15.7 - Prob. 94RPCh. 15.7 - Prob. 95RPCh. 15.7 - Prob. 96RPCh. 15.7 - Prob. 97RPCh. 15.7 - Prob. 98RPCh. 15.7 - Prob. 99RPCh. 15.7 - n-Butane (C4H10) is burned with the stoichiometric...Ch. 15.7 - A gaseous fuel mixture of 60 percent propane...Ch. 15.7 - Calculate the higher and lower heating values of...Ch. 15.7 - Prob. 103RPCh. 15.7 - Methane gas (CH4) at 25C is burned steadily with...Ch. 15.7 - A 6-m3 rigid tank initially contains a mixture of...Ch. 15.7 - Propane gas (C3H8) enters a steady-flow combustion...Ch. 15.7 - Determine the highest possible temperature that...Ch. 15.7 - Liquid propane [C3H8(l)] enters a combustion...Ch. 15.7 - Prob. 109RPCh. 15.7 - Prob. 110RPCh. 15.7 - Prob. 111RPCh. 15.7 - A steam boiler heats liquid water at 200C to...Ch. 15.7 - Repeat Prob. 15112 using a coal from Utah that has...Ch. 15.7 - Liquid octane (C8H18) enters a steady-flow...Ch. 15.7 - Prob. 115RPCh. 15.7 - Consider the combustion of a mixture of an...Ch. 15.7 - Prob. 117RPCh. 15.7 - A fuel is burned steadily in a combustion chamber....Ch. 15.7 - A fuel is burned with 70 percent theoretical air....Ch. 15.7 - Prob. 126FEPCh. 15.7 - One kmol of methane (CH4) is burned with an...Ch. 15.7 - The higher heating value of a hydrocarbon fuel...Ch. 15.7 - Acetylene gas (C2H2) is burned completely during a...Ch. 15.7 - An equimolar mixture of carbon dioxide and water...Ch. 15.7 - A fuel is burned during a steady-flow combustion...
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- 3. The shaft below is made of steel (G = 80GPa). It has a diameter of 25mm and is fixed and supported at the two ends of the shaft, A and D. (i) Is this a statically indeterminate problem? Why? (ii) Can you draw the torque load diagram without first resolving the reaction torques at A or D? (iii) Determine the reaction torque at A and D. (iv) Draw the torque load diagram. (v) Determine the angle of twist at section AB. B 90 N·m 0.6 m 0.75 m 0.9 m 90 N-marrow_forwardF3 Ꮎ N Ф F2 F1 There are 3 forces acting on the eye bolt. Force F1 acts on the XY plane has a magnitude of 536 lbf, and the angle of 0 = 38°. Force F2 acts on the YZ plane has a magnitude of 651 lbƒ, and the angle = 41°. Force F3 has a magnitude of 256 lb, and coordinate direction angles of α = 71°, ẞ = 115°, and γ = 33°. Determine the resultant force on the eye bolt. FR = 506 ☑ i+ +642 713 lbf FR magnitude: 1084 FR coordinate direction angle a: Ꭱ 62 × deg FR coordinate direction angle ẞ`: 49 × deg FR coordinate direction angle y: 54 deg x lbf k) ✓arrow_forward3arrow_forward
- A crate is hung by three ropes attached to a steel ring at A such that the top surface is parallel to the xy plane. Point A is located at a height of h = 121.92 cm above the top of the crate directly over the geometric center of the top surface. Use the given dimensions from the table below to perform the following calculations: a.) Determine the position vector FAD that describes rope AD. b.) Compute the unit vector cд that points from point C to point A. c.) If rope AB carries a tension force of magnitude FT = 760 →> N, determine the force vector FT that expresses how this force acts on point A. Express each vector in Cartesian components to three significant figures. 2013 Michael Swanbom Cc 10 BY NC SA ↑Z b x B A D a Values for dimensions on the figure are given in the following table. Note the figure may not be to scale. Be sure to align your cartesian unit vectors with the coordinate axes shown in the figure. Variable Value →> a 101.6 cm b 124.46 cm с 38.71 cm a. r AD = b. uca =…arrow_forward3. The shaft below is made of steel (G = 80GPa). It has a diameter of 25mm and is fixed and supported at the two ends of the shaft, A and D. (i) Is this a statically indeterminate problem? Why? (ii) Can you draw the torque load diagram without first resolving the reaction torques at A or D? (iii) Determine the reaction torque at A and D. (iv) Draw the torque load diagram. (v) Determine the angle of twist at section AB. B 90 N·m 0.6 m 0.75 m 0.9 m 90 N-marrow_forward3- A horizontal Venturi meter with d1 = 20 cm, and d₂ = 10 cm, is used to measure the flow rate of oil of sp.gr. 0.8, the discharge through venture meter is 60 lit/s. find the reading of (oil-Hg) differential Take Cd = 0.98.arrow_forward
- 4- A horizontal Venturi meter is used to measure the flow rate of water through the piping system of 20 cm I.D, where the diameter of throat in the meter is d₂ = 10 cm. The pressure at inlet is 17.658 N/cm2 gauge and the vacuum pressure of 35 cm Hg at throat. Find the discharge of water. Take Cd 0.98.arrow_forwardH.W: 1-A Pitot tube is inserted in the pipe of 30 cm I.D. The static pressure head is 10 cm Hg vacuum, and the stagnation pressure at center of the pipe is 0.981 N/cm2 gauge. Calculate the discharge of water through the pipe if u/umax = 0.85. Take Cp = 0.98.arrow_forward2- A Pitot tube is used to measure the air flow rate in a circular duct 60 cm I.D. The flowing air temperature is 65.5°C. The Pitot tube is placed at the center of the duct and the reading R on the manometer is 10.7 mm of water. A static pressure measurement obtained at the Pitot tube position is 205 mm of water above atmospheric. Take Cp = 0.98, = 2.03 x 10-5 Pa.s Calculate the velocity at the center and the average velocity. Calculate the volumetric flow rate of the flowing air in the duct.arrow_forward
- 4. The following assembly is made of an Aluminium rod (E = 500 MPa). The diameter of the rods is 25mm and 50mm. The ends of the rod are fixed at A and C. A 400 mm 1400 kN B 800 mm (i) Is this a statically indeterminate problem? Why? (ii) Can you draw the axial load diagram without first resolving the reaction forces at A and C? (iii) Determine the reaction forces at A and C. (iv) Draw the axial load diagram. (v) Determine the deformation at section BC.arrow_forwardSolve this problem and show all of the work. Show how the moments are calculated and draw a diagramarrow_forwardProblem: Textbook Problem 10.52 and 10.53. Determine the moment of inertia of the area about the x- axis and the y-axis. 3 in. 3 in. 6 in. 2 in. 4 in. xarrow_forward
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