Civil Engineering - UPSC Civil Service Exam Questions - Discussion

34. 

In the cantilever truss shown in the given figure, the reaction at A is

[A]. 10 t
[B]. 20 t
[C]. 30 t
[D]. 40 t

Answer: Option C

Explanation:

No answer description available for this question.

Umesh Jit said: (Sep 15, 2018)  
Take left-hand support as B.

Ra + Rb = 0.
Taking moment at the point A is 0.
Rb*5 + 10 *15 = 0.
Rb = -30.
Hence Ra is +30.

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