Question

The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils)

a.

Gd⁴/ 8D3n

b.

Gd³/ 8D3n

c.

Gd⁴/ 4D3n

d.

Gd⁴/ 8D²n

Posted under Mechanical Engineering

Answer: (a).Gd⁴/ 8D3n

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Q. The stiffness of a closely coiled helical spring subjected to an axial load W is equal to (where G = Modulus of rigidity, and n = Number of active coils)

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