1 Answer

Sonjz · Answer 1 · 2021-06-08T07:56:28+0000

Answer:

6.4 seconds

Explanation:

Using the second equation of motion.

d= 200m/s.

a= 9.8ms^-1 . Acceleration due to gravity.

t= time.

substituting,

t=

$\sqrt{2 * (200)/(9.8) }$

t= 6.4 seconds

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