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A stone dropped from a building takes 4 ...

A stone dropped from a building takes 4 s to reach the ground. The height of the building is

A

9.8 m

B

`19.6` m

C

`39.2` m

D

`78.4 m`

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The correct Answer is:
D
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MCGROW HILL PUBLICATION-GRAVITATION -HIGHER ORDER THINKING QUESTIONS
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