Question

(23.) A body is projected from surface of the earth,
vertically upwards with a speed of
3
(where Ro is radius of earth). The body will attain
a height (from the surface) of
(1) Ro​

Answer 1

Answer:

use

${v}^{2} - {u}^{2} = - 2gs$

2/3gr=2gh. (v is zero at Max height)

therefore h=r/3