Pls answer quea 13

Pls answer quea 13 iheet) is 13. Ile 14. Two Year Medical 2018-20 P, Q and R are three coplanar forces acting at a point and are in equilibrium. Given P = 1 N, sinol 1 the value of R is Z' (1) 0.9 N 01 1 The position of a particle moving in x-y plane chanaes with time 'f