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A boy sees a ball go up and then down th...

A boy sees a ball go up and then down through a window 2.45 m high. If the total time that ball is in sight in 1s, the height above the window the ball rises is approximately

A

`2.45 m`

B

`4.9 m`

C

`0.3 m`

D

`0.49 m`

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The correct Answer is:
C
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