A cantilever beam AB, loaded by a uniform load and a concentrated load (see figure), is constructed of a channel section.250 lb22.5 lb/ftBJA5.0 ft-3.0 ft-0.617 in.2.269 in.(a) Find the maximum tensile stress o. (in psi) and maximum compressive stress o, (in psi) if the cross section has the dimensions indicated and the moment of inertia about the z-axis (the neutral axis) is I = 3.32 in*. Note: The uniform load represents the weight ofthe beam. (Use the deformation sign convention.)psiO. =psi(b) Find the maximum value of the concentrated load (in Ib) if the maximum tensile stress cannot exceed 4 ksi and the maximum compressive stress is limited to 10.0 ksi. (Enter the magnitude.)Ib(c) How far from A (in ft) can load P = 250 Ib be positioned if the maximum tensile stress cannot exceed 4 ksi and the maximum compressive stress is limited to 10.0 ksi?ft

given- a cantilever beam carrying UDL and concentrated load and having maximum tensile stress 4ksi…

Answered: A 22.5 lb/ft ↓↓ 5.0 ft C 250 lb B 0.617…

Engineering

Civil Engineering

A 22.5 lb/ft ↓↓ 5.0 ft C 250 lb B 0.617 in. 2.269 in. Ⓡ -3.0 ft-

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

A cantilever beam AB, loaded by a uniform load and a concentrated load (see figure), is constructed of a channel section.
250 lb
22.5 lb/ft
B
JA
5.0 ft
-3.0 ft-
0.617 in.
2.269 in.
(a) Find the maximum tensile stress o. (in psi) and maximum compressive stress o, (in psi) if the cross section has the dimensions indicated and the moment of inertia about the z-axis (the neutral axis) is I = 3.32 in*. Note: The uniform load represents the weight of
the beam. (Use the deformation sign convention.)
psi
O. =
psi
(b) Find the maximum value of the concentrated load (in Ib) if the maximum tensile stress cannot exceed 4 ksi and the maximum compressive stress is limited to 10.0 ksi. (Enter the magnitude.)
Ib
(c) How far from A (in ft) can load P = 250 Ib be positioned if the maximum tensile stress cannot exceed 4 ksi and the maximum compressive stress is limited to 10.0 ksi?
ft

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