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Mechanical and structural analysis miscellaneous

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Mechanics and Structural Analysis

Mechanical and structural analysis miscellaneous
  1. The degree of static indeterminacy of a rigid jointed frame PQR supported as shown in the figure is
    1. zero
    2. one
    3. two
    4. unstable
Correct Option: A

Degree of static indeterminacy,
Ds = Dse + Dsi
= (re – 3) + 3c – rr
= (4 – 3) + (3 × 0) – 1 = 0


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