Question

what does fba means on law of motion​

Answer 1

Answer:

Newton's laws of motion are three physical laws that, together, laid the foundation for classical mechanics. They describe the relationship between a body and the forces acting upon it, and its motion in response to those forces

Answer 2

Answer:

Written. as vectors, FBA = −FAB. (1) We can refer to any one of the pair of forces, say the force FAB, as the action force and the second one, i.e. FBA, as the reaction force.

hope it helps....

have a wonderful day and pls mark as brainiest...