If the number of members (m) in a frame having joints (j) is more than that required by the equation (2j – 3), then such frames are called
1
Ideal frames
2
Imperfect frames
3
Perfect frames
4
Redundant frames
If the number of members (m) in a frame having joints (j) is more than that required by the equation (2j – 3), then such frames are called