Mechanics of Materials
9th Edition
ISBN: 9780133254426
Author: Russell C. Hibbeler
Publisher: Prentice Hall
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Chapter 11.2, Problem 11.4P
If the allowable bending stress is σallow = 22 ksi and the allowable shear stress is τallow =12 ksi, select the lightest wide-flange section with the shortest depth from Appendix B that will safely support the load. If there are several choices of equal weight, choose the one with the shortest height.
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Show your complete solution and make sure that your finals answer is in 4 decimal places, please make it readable.
Answer p1 and
Part 2:
Determine the shear force acting at each of the following locations:(a) x = 11.0- ft (i.e., just to the left of point B)(b) x = 11.0+ ft (i.e., just to the right of point B)(c) x = 28.5 ftNote that x = 0 at support A. When entering your answers, use the shear-force sign convention detailed in Section 7.2.Answers:
a) V = ____ kips
b) V = ____ kips
c) V = ____ kips
Part 3:
Determine the bending moment acting at each of the following locations:(a) x = 11.0 ft (i.e., at point B)(b) x = 28.5 ftNote that x = 0 at support A. When entering your answers, use the bending-moment sign convention detailed in Section 7.2.
Answers:
a) M = ____ kips-ft
b) M = ____ kips-ft
Part 4:
Use your shear-force and bending-moment diagrams to determine the maximum bending moment, Mmax, and its location, xmax. Use the bending-moment sign convention detailed in Section 7.2.Answers:
Mmax = ____ kips-ft
xmax = ____ ft
Given the section is subjected to a moment of 500 N-m, calculate the normal stress in MPa at
the bottom of the section. Use positive for tension and negative for compression.
10 mm
30 mm
10 mm
30 mm
Chapter 11 Solutions
Mechanics of Materials
Ch. 11.2 - Determine the minimum dimension a to the nearest...Ch. 11.2 - of the rod to safely support the load. The rod is...Ch. 11.2 - The wood has an allowable normal stress of allow =...Ch. 11.2 - of the beam's cross section to safely support the...Ch. 11.2 - Determine the minimum dimension b to the nearest...Ch. 11.2 - The beam is made of steel having an allowable...Ch. 11.2 - Determine its dimensions if it is to be...Ch. 11.2 - Determine the minimum width of the beam to the...Ch. 11.2 - if P=10 kip.Ch. 11.2 - If the allowable bending stress is allow = 22 ksi...
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- Question 4: Two wrenches are used to tighten the pipe. If the pipe is made from a material having an allowable shear stress of Tallow = 85 MPa, check the allowable force for external and internal diameter of pipe and determine the allowable maximum force P that can be applied to each wrench. The pipe has an outer diameter of 25 mm and inner diameter of 20 mm. 250 mm B 250 mm Figure 4 Answer: Torque = 0.5P, Polar moment of inertial J = 2.26 x 108 m4, outer diameter PS %3D 307.36N, inner diameter P S 384.2 N, Pallowable = 307.36Narrow_forwardOnly handwitten answer is neededarrow_forward6- Please I want answer of this question. Thanksarrow_forward
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