Civil Engineering - Theory of Structures - Discussion

Discussion Forum : Theory of Structures - Section 2 (Q.No. 38)
38.
In the truss, the force in the member AC is
6.25 t compressive
8.75 t tentile
t tensile
t compressive.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
14 comments Page 1 of 2.

Umesh said:   5 years ago
Option D is the correct answer.

Use Lamis theorem.
Fac=8.75*(sin120)/(sin60) = -8.75/(√3).
(1)

Pramit Samanta said:   4 years ago
Yes, it's option C as the bottom is always under tension except there is reverse load.
(1)

Gajendra Raj Joshi said:   4 years ago
Clearly, option C is correct with a value 8.75/√3 t Tensile in nature.
(1)

Pavan said:   9 years ago
I thik option c correct.

Mahadev said:   8 years ago
I agree @Pavan.

Arul said:   8 years ago
Option C because.

Member ac is a tie member.

Meban said:   7 years ago
Anyone please answer in detail.

Nilraj said:   7 years ago
Yes, I agree with option C.

Ufag said:   6 years ago
Please, anyone explain the correct answer.

Sangam said:   6 years ago
Reaction Ra = 8.75t.
Fab = Ra/sin60.
Fac = Fab*cos60.


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