Question

a ball throw vertically upwards with velocity 9.8m/s. Maximum height it reaches ?time taken to reach maximum height? What is the velocity when it reach at the ground? time taken to reach ground?​

Answer 1

Answer:

(i)

v

2

=u

2

+2as

0=49

2

−2(9.8)(s)

s=122.5 m/s

(ii)

v=u+at

0=49−9.8t

t=5 s

total time=10 s