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A water barrel stands on a table of heig...

A water barrel stands on a table of height h.If a small hole is punched in the side of the side of the barrel at its base. It is found that the resultant stream of water striks the ground at a horizontal distance `R` from the barrel. What is the depth of water in the berrel?

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The correct Answer is:
B, D

`R=2sqrt(Hh)`
`:. H=(R^2)/(2h)`.
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