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Mechanical and structural analysis miscellaneous

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Mechanics and Structural Analysis

Mechanical and structural analysis miscellaneous
  1. The stiffness K of a beam deflecting in a symmetric mode, as shown in the figure, is
    1. EI
      L
    2. 2EI
      L
    3. 4EI
      L
    4. 6EI
      L
Correct Option: B


θ =
ML
2EI

∴ M =
2EI
.θ
L

θ = 1 ⇒ M =
2EI
L

Which is the stiffness of the beam.


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