engineering recuitment NMDC Junior Officer (Trainee) Mock Test 2024 Engineering Mechanics Frame Truss and Beam
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)
1
n = (2j - 3)
2
n = (j - 3)
3
n = (3j - 2)
4
n = (2 - j)