Physics, asked by krupa632, 5 months ago

a ball is thrown vertically upward with a speed of 20 metre per second from ground find the time after which ball will strike back the ground

Answers

Answered by khushi102hey
0

Answer:

u = 20m/s                v = 0 m/s                 a = - 9.8 m/s^2

v = u + at

-u / a = t

- 20 / - 9.8 = 2 s (approx to reach up)

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