SSC SSC JE Mechanical 2025 Mock Test Series (Paper 1 & Paper 2) Engineering Mechanics Frame Truss and Beam Trusses and Frames
For a redundant frame, the number of members (m) and the number of joints (j) are related as
1
m = 2j
2
m < 2j – 3
3
m = 2j – 3
4
m > 2j – 3