Particles `A` and `B` are moving with constant velocities along `x` and `y` axis respectively, the graph of separation between them with time is

Options

A.
B.
C.
D.

Answer

D

Explanation

First separation will decrease and then it will increase. First there will be some `v_("app")` then `v_("app")` will decrease slowly and become zero after `v_("sep")` will increase gradually. Hence slope will decrease till it become zero afterward it will increase.