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AIIMS 2015 Physics Question Paper for free online practice with solutions

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Question : 4

Total: 60

A ball is dropped from a bridge 122.5 m above a river. After the ball has been falling for 2s, a second ball is thrown straight down after it. What must the initial velocity of the second ball be so that both hit the water at the same time?

40 m/s
55.5 m/s
26.1 m/s
9.6 m/s

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