Civil Engineering - Strength of Materials - Discussion
Discussion Forum : Strength of Materials - Section 4 (Q.No. 40)
40.
If the stress produced by a prismatic bar is equal to the working stress, the area of the cross-section of the prismatic bar, becomes
Discussion:
15 comments Page 2 of 2.
Satya said:
7 years ago
Option D is correct I think.
Neel said:
7 years ago
Freely prismatic bar stress is equal zero. So area is infinite.
Hemraj Basnet said:
7 years ago
Consider S = stress.
Then partial derivative of stress with respect area.
dS/dA=pd(A power minus 1)/dA,
solve it,
A=p/0,
A= infinite.
Then partial derivative of stress with respect area.
dS/dA=pd(A power minus 1)/dA,
solve it,
A=p/0,
A= infinite.
Ankit namdev said:
5 years ago
Minumum is correct one.
B.Nehru said:
5 years ago
Yes, you are right, Thanks @Jay Brahmabhatt.
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