International Edition---engineering Mechanics: Statics 4th Edition
4th Edition
ISBN: 9781305856240
Author: Pytel
Publisher: Cengage
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Chapter 5, Problem 5.44P
A hoist is formed by connecting bars BD and BE to member ABC. Neglecting the weights of the members and assuming that all connections are ball-and-socket joints, determine the magnitudes of the forces in bars BD and BE caused by the 480-N vertical force.
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Exercises
Find the solution of the following Differential Equations
1) y" + y = 3x²
3)
"+2y+3y=27x
5) y"+y=6sin(x)
7) y"+4y+4y = 18 cosh(x)
9) (4)-5y"+4y = 10 cos(x)
11) y"+y=x²+x
13) y"-2y+y=e*
15) y+2y"-y'-2y=1-4x³
2) y"+2y' + y = x²
4) "+y=-30 sin(4x)
6) y"+4y+3y=sin(x)+2 cos(x)
8) y"-2y+2y= 2e* cos(x)
10) y+y-2y=3e*
12) y"-y=e*
14) y"+y+y=x+4x³ +12x²
16) y"-2y+2y=2e* cos(x)
The state of stress at a point is σ = -4.00 kpsi, σy = 16.00 kpsi, σ = -14.00 kpsi, Try = 11.00 kpsi,
Tyz = 8.000 kpsi, and T = -14.00 kpsi.
Determine the principal stresses.
The principal normal stress σ₁ is determined to be [
The principal normal stress σ2 is determined to be [
The principal normal stress σ3 is determined to be
kpsi.
kpsi.
The principal shear stress 71/2 is determined to be [
The principal shear stress 7½ is determined to be [
The principal shear stress T₁/, is determined to be [
kpsi.
kpsi.
kpsi.
kpsi.
Repeat Problem 28, except using a shaft that is rotatingand transmitting a torque of 150 N * m from the left bearing to the middle of the shaft. Also, there is a profile keyseat at the middle under the load.
(I want to understand this problem)
Chapter 5 Solutions
International Edition---engineering Mechanics: Statics 4th Edition
Ch. 5 - Bar AB of negligible weight is supported by a...Ch. 5 - Draw the FBD for the bar described in Prob. 5.1 if...Ch. 5 - The space truss ABCD in the shape of a tetrahedron...Ch. 5 - Draw the FBD of the portion BCD of the space truss...Ch. 5 - The homogeneous plate of weight W is supported by...Ch. 5 - The bar ABCD of negligible weight is supported by...Ch. 5 - The shaft-pulley assembly is supported by the...Ch. 5 - The 60-lb homogeneous door is supported by hinges...Ch. 5 - Draw the FBD for bar BCD. The connections at A and...Ch. 5 - The homogeneous 360-lb plate with a rectangular...
Ch. 5 - The L-shaped rod, supported by slider bearings at...Ch. 5 - The homogeneous 240-lb bar is supported by a rough...Ch. 5 - In Sample Problem 5.4, determine the tension TAC...Ch. 5 - In Sample Problem 5.5, compute the tension TAD...Ch. 5 - In Sample Problem 5.5, determine Oy with one...Ch. 5 - Determine the tension TB in Sample Problem 5.6...Ch. 5 - Compute the tension TAE in Sample Problem 5.7...Ch. 5 - The 80-lb homogeneous plate is suspended from four...Ch. 5 - The three bars are welded together to form a rigid...Ch. 5 - The compound bar is supported by a thrust bearing...Ch. 5 - The homogeneous 20-kg door is held in the...Ch. 5 - The light boom AB is attached to the vertical wall...Ch. 5 - The homogeneous 80-kg sign is suspended from a...Ch. 5 - The bar ABC is supported by a ball-and-socket at A...Ch. 5 - Determine the forces in members PAE,PAF, and PBG...Ch. 5 - The figure shows the FBD of a portion of the space...Ch. 5 - Calculate all forces acting on the bar AB...Ch. 5 - Determine the forces in members AD, BD, and CD of...Ch. 5 - Find the tension in cable BE that supports the bar...Ch. 5 - For the structure in Prob. 5.9, determine the...Ch. 5 - Calculate the reaction at D for the structure...Ch. 5 - Calculate the reaction at D for the structure...Ch. 5 - Determine the tension in each of the three ropes...Ch. 5 - Using only one equilibrium equation, compute the...Ch. 5 - The homogeneous 25-kg bar AB is supported by a...Ch. 5 - The shaft AB is supported by a thrust bearing at A...Ch. 5 - The bar ABCD has a built-in support at A....Ch. 5 - The total weight of the L-shaped beam of constant...Ch. 5 - The bent rod of negligible weight is supported by...Ch. 5 - A 120-lb weight is attached to the cable that is...Ch. 5 - Calculate the force in cable CD and the reaction...Ch. 5 - The 350-lb homogeneous plate has the shape of an...Ch. 5 - The bent rod ABCD is supported by a...Ch. 5 - A hoist is formed by connecting bars BD and BE to...Ch. 5 - The crank arm OD of the winch is connected by a...Ch. 5 - The 80-lb homogeneous plate is supported by a...Ch. 5 - The frame is built into the wall at D and G. The...Ch. 5 - The bent bar of negligible weight is supported by...Ch. 5 - Determine the reactions at ball-and-socket joints...Ch. 5 - The 180-lb homogeneous bar is supported by a...Ch. 5 - The bent rod is supported by a ball-and-socket...Ch. 5 - Find the maximum load P that can be supported by...Ch. 5 - The vertical mast OA, which weighs 1.5 kN, is...Ch. 5 - The homogeneous bar AB weighs 50-lb. End B leans...Ch. 5 - The 500-kg crate is supported by the three cables....Ch. 5 - The uniform bars AB and BC each weigh 4 lb/ft....Ch. 5 - The rigid body of negligible weight is supported...Ch. 5 - The homogeneous 860-kg bar AB is supported by a...Ch. 5 - The triangular plate is supported by three...Ch. 5 - The connections at the ends of bars AB and BC arc...Ch. 5 - The bar AEB is supported by a ball-and-socket...Ch. 5 - The shaft is supported by a thrust bearing at A...
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