Given that `P=Q=R`. If `vec(P)+vec(Q)=vec(R)` then the angle between `vec(P)` and `v
Channel: Doubtnut
Date: 2020-01-28

Given that `P=Q=R`. If `vec(P)+vec(Q)=vec(R)` then the angle between `vec(P)` and `vec(R)` is `theta_(1)`. If `vec(P)+vec(Q)+vec(R)=vec(0)` then the angle between `vec(P)` and `vec(R)` is `theta_(2)`. The relation between `theta_(1)` and `theta_(2)` is :-