Physics · Theory of Structures
Which of the following formulae represents that the given frame is a perfect frame? (where n = number of members in the frame and j = number of joints)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1n = 2 - j
- 2n = 3j - 2
- 3n = j - 3
- 4n = 2j - 3✓
Correct answer
n = 2j - 3
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