Question

A particle is projected at an angle of 45 degree from 8 m before the foot of a wall just touches the top of the wall and falls on the ground on the opposite side at a distance 4 m from it. The height of the wall is:-
a. 2/3m b. 4/3m c. 8/3m d. 3/4m

Answer 1

the answer is
b) 4/3m

Answer 2

A particle is projected at an angle of 45 degree from 8 m before the foot of a wall just touches the top of the wall and falls on the ground on the opposite side at a distance 4 m from it. The height of the wall is:- 4/3m