Computer · Structural Analysis
The degree of kinematic indeterminacy (D k ) for a pin-jointed space frame, if the members are extensible, is given by: (Where j = number of joints, r = number of external reactions)
- 1D k = 6j - r
- 2D k = 2j - r
- 3D k = 2j - (m + r)
- 4D k = 3j - r✓
Correct answer
D k = 3j - r
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