Lami's Theorem states that if three coplaner forces acting at a point be in equilibrium, then each force is proportional to the sine of the angle between the other two forces. Mathematically

where P, Q and R are the three forces and Î±, Î² and Î³ are the angles as shown in Fig 1.2.

where P, Q and R are the three forces and Î±, Î² and Î³ are the angles as shown in Fig 1.2.

3 co-planar concurrent forces. not co-planar forces

ReplyDeleteActing at a point implies concurrentðŸ˜Š

DeleteS... Hence they r coplanar n concurrent forces

DeleteCan you send me all this as pdf

Delete