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MMLU-Pro / 11412 / Calculate the number of coils of a helical spring so that the deflection of the…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

Calculate the number of coils of a helical spring so that the deflection of the spring may not exceed 1.5 in. under a certain load. The mean diameter of the spring is 2.25 in. and the wire diameter is 0.15 in., with the material having an allowable shear stress of 50,000 psi and shear modulus of elasticity of 12 × 10^6.

category

engineering

options

  1. 10
  2. 13
  3. 14
  4. 15
  5. 12
  6. 7.5
  7. 8
  8. 10.5
  9. 9
  10. 11.5

src

stemez-MachineDesign

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