Question

15. A stone thrown
vertically upwards with an
initial velocity 30 metre per
second comes to a stop in 5 s.
Find the retardation.​

Answer 1

Answer:

-6m/s²

Explanation:

Initial velocity : 30m/s

final velocity : 0m/s

Time : 5sec

retardation = v-u/t

= 0-30/5

= -30/5

= -6m/s²