Answered: note : indicate the graphical method…

note : indicate the graphical method a. What is the reaction at R1? (in lb) b. What is the reaction at R2? (in lb) c. What is the absolute maximum shear in the beam? (in lb

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter6: Stresses In Beams (advanced Topics)

Section: Chapter Questions

Problem 6.9.3P: The cross section of an unbalanced wide-flange beam is shown in the figure. Derive the following...

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Question

note : indicate the graphical method

a. What is the reaction at R1? (in lb)

b. What is the reaction at R2? (in lb)

c. What is the absolute maximum shear in the beam? (in lb)

d. What is the location of the absolute maximum shear from the left end of the beam? (in ft)

e. What is the absolute maximum moment in the beam? (in lbft)

f. What is the location of the absolute maximum moment from the left end of the beam? (in ft)

g. What is the moment of inertia (I) about the neutral axis of the section? (in in^4)

h. What is the first moment of an area (Q) about the neutral axis of the section? (in in^3)

i. What is the maximum shearing stress (fv) of the beam? (in psi)

j. What is the maximum flexural stress (fb) of the beam? (in psi)

The hollow rectangular cross-sectioned beam shown below supports a uniform
load of 200 Ib/ft throughout its length and a concentrated load of P = 4000 lb (5
ft from the left end of the beam). Determine the following:
P
5 ft
200 lb/ft
8 in
10 in
12 in
10 ft
4 ft
R2
10 in

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