in phys practical involving gravesand's apparatus, how is the parallegram law of vector addition being used pl expl the - Physics - Motion In A Plane

Question

in phys practical involving gravesand's apparatus, how is the
parallegram law of vector addition being used pl expl the logic
exam day after

Kranav Sharma · Accepted Answer

The figure below shows a gravesand apparatus used to verify the
paralleogram law of vector addition
<img alt="" width="477" height="474" src=
"https://s3mn%20mnimgs%20com/img/shared/discuss_editlive/2241653/2012_02_14_13_29_03/image6362775832483064478%20jpg">
here we use the Lami's theorem
P/Sin(a) = Q/Sin(b) = R/Sin(c)

in phys practical involving gravesand's apparatus, how is the parallegram law of vector addition being used. pl expl the logic. exam day after