Question

A body falls freely for 10 s. its average velocity during this journey is (take g = 10 ms“)
a. 100ms -1 b.10ms-1 c. 50ms-1 d. 5ms-1 ​

Answer 1

Answer:

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the answer is..

B . 10 m/s

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Answer 2

Explanation:

u=0

a=-g=-10m/s

t=10s

s=ut+(at^2)/2=-500m

avg. velo=disp/total time=-500/10

avg.velo=-50m/s

magnitude of avg velo=50m/s