engineering recuitment OPSC Assistant Industries Officer Mock Test 2025 Engineering Mechanics Equilibrium and Friction
According to Lami’s theorem
1
the three forces must be equal
2
the three forces must be at 120° to each other
3
the three forces must be in equilibrium
4
if three forces acting at a point are in equilibrium, then each force is proportional to the sine of the angle between the other two