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UPSC Civil Service Exam Questions - Engineering

Q1:

What is the correct sequence of the following steps in the graphical determination of stresses in the members of a loaded plane truss ?
1. Vector diagram to determine the end reactions.
2. Space diagram.
3. Stress diagram.
Select the correct answer using the codes given below :

A 1, 2, 3

B 1, 3, 2

C 2, 1, 3

D 2, 3, 1

ANS:A - 1, 2, 3

Option C is correct.

Space diagram then vector diagram and stress diagram.