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Mechanical Engineering - Machine Design - Discussion

Discussion Forum : Machine Design - Section 7 (Q.No. 17)
Machine Design
17.
When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is
bending stress only
a combination of torsional shear stress and bending
direct shear stress only
a combination of bending stress and direct shear stress
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
5 comments Page 1 of 1.
Anil kumar said:   2 years ago
When torsion is applied in spring, it results in a twisting effect, whereas applying a moment leads to bending.
Ganeshr said:   5 years ago
Option B is the correct answer.
Soustabh said:   5 years ago
If it's given a couple, it will induce torsional stress definitely.
Sharma vikas said:   5 years ago
There is only torsional shear stresses induced in the wire. So please explain the answer clearly.
Ranga said:   7 years ago
In springs having bending of its wire in colsed coil.
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