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Mr. Dubey • 100.64K Points
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Q. The concentric helical springs are wound in opposite direction

  • (A) to maintain identical shear stress in the two springs
  • (B) Increasing the diameter of threaded portion
  • (C) to maintain identical stiffness in both springs
  • (D) to avoid binding of adjacent coils
  • Correct Answer - Option(D)
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  • Filed under category Machine Design
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