Question

a particle is projected vertically upward with velocity
$\sqrt{gr}$
g is accleration due to gravity
r is radius of earth
the maximum height attained during the flight is how much....


a. r b. r/2 c. r/4 d. 3r/4

detailed solution is required

best answer will be marked as brainliest.....

Answer 1

It will be r as √(gr) is the escape velocity from the earth 

Answer 2

Answer:

it will be r

Step-by-step explanation:

hope you get help