Question

A particle is thrown vertically upwards from the top of a tower of height 80 m. It reaches the ground in
8s. (g = 10 m/s). Then
(A) the initial velocity of the particle is 30 mis upwards
(B) the highest position of the particle is at a height of 125 m above ground level
(C) the distance travelled by the particle in 4 s is 40 m
(D) the final displacement of the particle is 80 m downwards

Answer 1

Answer:

I think option D is the correct.

Answer 2

Explanation:

hi

option d is correct acco. to question