3. The compound beam given in the figure is composed of a pair of beams, AB and BC, connected by a pin at B. The compound beam is subjected to a distributed force, a point force, and a couple moment. a. Compute the reactions at the supports A and C, and the force on pin B. b. Use the shortcut method to draw the shear-force and bending-moment diagrams for the entire compound beam. c. Determine the maximum values of shear force and bending moment for the compound beam along with their locations. 12 lb/in A 5 in 6 in 7 in + Pin B 8 in 60 lb 5 in 120 lb-in 7 in C
3. The compound beam given in the figure is composed of a pair of beams, AB and BC, connected by a pin at B. The compound beam is subjected to a distributed force, a point force, and a couple moment. a. Compute the reactions at the supports A and C, and the force on pin B. b. Use the shortcut method to draw the shear-force and bending-moment diagrams for the entire compound beam. c. Determine the maximum values of shear force and bending moment for the compound beam along with their locations. 12 lb/in A 5 in 6 in 7 in + Pin B 8 in 60 lb 5 in 120 lb-in 7 in C
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:3. The compound beam given in the figure is composed of a pair of beams, AB and BC,
connected by a pin at B. The compound beam is subjected to a distributed force, a point
force, and a couple moment.
a. Compute the reactions at the supports A and C, and the force on pin B.
b. Use the shortcut method to draw the shear-force and bending-moment diagrams
for the entire compound beam.
c. Determine the maximum values of shear force and bending moment for the
compound beam along with their locations.
12 lb/in
A
5 in
6 in
7 in
Pin B
8 in
60 lb
5 in
120 lb in
7 in
C
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