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If a stone is to hit at a point which is...

If a stone is to hit at a point which is at a horizontal distance 100 m away and at a hight 50 m above the point from where the stone starts, then what is the value of initial speed u if the stone is launched at an angle `45^(@)`?

A

`10sqrt2 m//s`

B

`10sqrt5m//s`

C

`20sqrt5m//s`

D

`20sqrt(10)m//s`

Text Solution

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The correct Answer is:
C
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