The truss shown in the figure has a uniform cross – sectional
area of A and modulus elasticity E.
Taking member BD as the redundant member, which of the following
most nearly gives the relative displacement
of joint B and D when this member is removed.
a. 114.05/AE
b. 98.16/AE
c. 81.21/AE
d. 121.82/ AE
Which of the following most nearly gives the stress in
member BD
a. 9.3 KN
b. 8.4 KN
c. 5.6 KN
d. 11.4 KN
Which of the following most nearly gives the stress in
member CD
a. 9.05 KN
b. 6.04 KN
c. 13.4 KN
d. 18.3 KN
D 15 kN OO с 3 m А B 3 m.
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