Civil Engineering - Theory of Structures - Discussion

12. 

Principal planes are subjected to

[A]. normal stresses only
[B]. tangential stresses only
[C]. normal stresses as well as tangential stresses
[D]. none of these.

Answer: Option A

Explanation:

No answer description available for this question.

Angola Bruno said: (Feb 24, 2015)  
Principal planes - Normal stress are maximum/minimum due to the circle of mohr it happens that the shear stress is zero.

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