UPSC Civil Service Exam Questions

Q1:
In a truss work as shown in the figure given above, what is the force induced in the member DE ?

A 50 kN (tensile)

B zero

C 50 kN (compressive)

D 25 kN (compressive)

ANS:B - zero

ED is perpendicular to coplanar forces A and B. The joint E is not carrying any load. Hence it is zero as per law.



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