Question

PLS SOLVE IT
IT IS QUESTIONN OF CLASS 11TH - PROJECTILE MMOTION ANND LEVEL -JEE MAINS

Answer 1

Answer:

they can collide only if v=√(rg(x²+h²)/2x) numerically

Explanation:

use y=xtan∅(1-x/r)  s=ut+1/2at2 and vcos∅=x/t

now find the condition of collision