Mechanical Engineering - Machine Design - Discussion

Discussion Forum : Machine Design - Section 7 (Q.No. 30)

Machine Design

30.

In the calculation of induced shear stress in helical springs, the Wahl's stress factor is used to take care of

combined effect of transverse shear stress and bending stress in the wire

combined effect of bending stress and curvature of the wire

combined effect of transverse shear stress and curvature of wire

combined effect of torsional shear stress and transverse shear stress in the wire

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

6 comments Page 1 of 1.

Pankaj Choudhary said: 9 years ago

Option B is wrong. Right answer is combined effect of transverse shear stress and curvature of wire.

A.jay said: 8 years ago

The Correct answer is option [C].

Mood veerendar said: 8 years ago

Yes, the correct answer is C.

Vinay BEL said: 5 years ago

Combined effect of transverse shear stress and curvature of wire.

Ganeshr said: 5 years ago

Yes, Option C is correct.

Sachin said: 4 years ago

Yes, option C is correct. Wahl stress factor accounts for direct or transverse shear stress and change in coil curvature.

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