Question

A body falls freely for 10 seconds then its average velocity is?

Answer 1

Answer:

5m/s -1

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Answer 2

Answer:

50ms-1

Explanation:

as t=10s

g=10ms^-2

initial velocity is 0

so formula is

s = ut + (1/2) gt2

s=500m

avg velocity=s/t=50ms-1