The UCmade from several Ulm will be discussed separately in later seProb. 6-44-2mmoment. Consider, for example, the undehas a square cross section and is markedgrid lines. When a bending moment is alines into the pattern shown in Fig. 6–1lines become curved and the vertical trai15 kNat diagrams for the3 kN/myet undergo a rotation.The bending moment causes the matethe bar to stretch and the material witConsequently, between these two regiothe neutral surface, in which longitudirundergo a change in length, Fig. 6–18.4.5mD1.5 m-1.5 m-made from severaand will be in seBy a highly s--1mwhat happens when a m_Prob. 6-45

Draw FBD: Calculate the reaction forces: ∑Fy=0RA+RC-12×3×4.5+15=0

645. A short link at B is used to connect beams AB and BC to form the compound beam shown. Draw the shear and moment diagrams for the beam if the supports at A and B are considered fixed and pinned, respectively. 15 kN 3 kN/m B C 4.5 m +1.5 m-1.5 m-

645. A short link at B is used to connect beams AB and BC to form the compound beam shown. Draw the shear and moment diagrams for the beam if the supports at A and B are considered fixed and pinned, respectively. 15 kN 3 kN/m B C 4.5 m +1.5 m-1.5 m-

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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Concept explainers

Beams

In structural engineering, a beam is a component made of a variety of materials (including steel alloys, and wood) that can resist loads applied laterally to the beam axis. Members, elements, rafters, shafts, and purlins are all terms used to describe beams.

Question

The UC
made from several Ul
m will be discussed separately in later se
Prob. 6-44
-2m
moment. Consider, for example, the unde
has a square cross section and is marked
grid lines. When a bending moment is a
lines into the pattern shown in Fig. 6–1
lines become curved and the vertical trai
15 kN
at diagrams for the
3 kN/m
yet undergo a rotation.
The bending moment causes the mate
the bar to stretch and the material wit
Consequently, between these two regio
the neutral surface, in which longitudir
undergo a change in length, Fig. 6–18.
4.5m
D
1.5 m-1.5 m-
made from severa
and will be in se
By a highly s-
-1m
what happens when a m_
Prob. 6-45

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