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Mr. Dubey • 100.64K Points
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Q. When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor and W = Axial compressive load on the spring)

  • (A) WD πd3 ×K
  • (B) 2WD πd3 ×K
  • (C) 4WD πd3 ×K
  • (D) 8WD πd3 ×K
  • Correct Answer - Option(D)
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  • Filed under category Machine Design
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