STRUCTURAL ANALYSIS (LL)
6th Edition
ISBN: 9780357030967
Author: KASSIMALI
Publisher: CENGAGE L
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Chapter D, Problem 3P
To determine
Calculate the reactions for the given beam.
Sketch the shear and bending moment diagrams for the given beam.
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2 Find the support reactions in the beam ABC shown in Fig. P.15.2 using the principle of
virtual work.
Ans. RA=(W+2wL)/4, Rc=(3W+2wL)/4.
EXAMPLE 3.3
Determine the force in each member of the scissors truss shown in
Fig. 3-2la. State whether the members are in tension or compression.
The reactions at the supports are given.
700 N
800 N
SOLUTION
A, 566 N
60
60
The truss will be analyzed in the following sequence:
30°
30
Joint E, Fig. 3-21b. Note that simultaneous solution of equations
is avoided by the x, y axes orientation.
3m
3 m
E,-764 N
A,
502 N
(a)
9
Chapter D Solutions
STRUCTURAL ANALYSIS (LL)
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