Q. Two closely coiled helical springs with stiffness k1 and k2 respectively are connected in series. The stiffness of an equivalent spring is given by

  • (A) k1k2 k1+k2
  • (B) k1−k2 k1+k2
  • (C) k1+k2 k1k2
  • (D) k1−k2 k1k2
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✅ Correct Answer: (A) k1k2 k1+k2

Published by Mr. Dubey ⭐ 111.54K Points at 24-Sep-2023 10:43 pm in Machine Design

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