JEE Mains Model Paper 23

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Question : 18 of 90
 
Marks: +1, -0
A boy playing on the roof of a 10m high building throw a ball with a speed of 10 ms−1 at an angle of 300 with the horizontal. How far away from the throwing point will the ball be, at the same height of 10 m from the ground ?
[ g = 10 ms2 , sin30° =
1
2
, cos30° =
√3
2
]
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