A rigid bar ABCD is supported by two bars as shown in Figure below. There is no strain in the vertical bars before load P is applied. After load P is applied, the normal strain in bar (1) is 590 µ. Determine: a. The normal strain in bar (2). b. The normal strain in bar (2) if there is a 1 mm gap in the connection at pin C before the load is applied. c. The normal strain in bar (2) if there is a 1 mm gap in the connection at pin B before the load is applied. (2) 1,500 mm 240 mm 465mm 140 mm Rigid bar B 900 mm (1)
A rigid bar ABCD is supported by two bars as shown in Figure below. There is no strain in the vertical bars before load P is applied. After load P is applied, the normal strain in bar (1) is 590 µ. Determine: a. The normal strain in bar (2). b. The normal strain in bar (2) if there is a 1 mm gap in the connection at pin C before the load is applied. c. The normal strain in bar (2) if there is a 1 mm gap in the connection at pin B before the load is applied. (2) 1,500 mm 240 mm 465mm 140 mm Rigid bar B 900 mm (1)
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:A rigid bar ABCD is supported by two bars as shown in Figure below. There is no strain in
the vertical bars before load P is applied. After load P is applied, the normal strain in bar
(1) is 590 µ. Determine:
a. The normal strain in bar (2).
b. The normal strain in bar (2) if there is a 1 mm gap in the connection at pin C
before the load is applied.
c. The normal strain in bar (2) if there is a 1 mm gap in the connection at pin B
before the load is applied.
(2)
1,500 mm
240 mm
465mm
140 mm
Rigid bar
B
C
900 mm
(1)
P.
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