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Mr. Dubey • 89.34K Points
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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)

  • (A) Gd4 8D3n
  • (B) Gd3 8D3n
  • (C) Gd4 4D3n
  • (D) Gd4 8D2n
  • Correct Answer - Option(A)
  • Views: 278
  • Filed under category Machine Design
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