Mathematics · Structural Analysis
What is the condition for static determinacy and stability of a plane truss with 'b' number of bars, 'r' number of external support reactions, and 'j' number of joints?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1b + r < j
- 2b + r < 2j
- 3b + r > 2j
- 4b + r = 2j✓
Correct answer
b + r = 2j
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