Mechanical Engineering - Strength of Materials - Discussion

Discussion Forum : Strength of Materials - Section 3 (Q.No. 6)
6.
When a bar of length l, width b and thickness t is subjected to a pull of P, its
length, width and thickness increases
length, width and thickness decreases
length increases, width and thickness decreases
length decreases, width and thickness increases
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
4 comments Page 1 of 1.

Manu said:   8 years ago
We know pulling induses tensile stress it is two opp force actng along length of bar so length increases.

Dueto stretchng diamer decrease thickness also decreses.
(1)

Bindusara said:   1 decade ago
Should it be assumed that the pull is applied across the length.

Rishabh said:   6 years ago
According to me, option D is right answer length decreases width and thickness increases.

Numan khan said:   5 years ago
@Rishabh.

How is it possible? Explain, please.

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