Question

a ball thrown vertically direction with a velocity of 20 m/sec then time taken to reach the ball at highest point and what its maximum height if the acceleration due to gravity on the ball will be 20 m/se square​

Answer 1

Answer:

accln due to gravity is 10 so.,

use v^2+u^2=2gh and u get 20

Answer 2

Answer:

Good night...............