A boy can throw a stone up to a max...
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A boy can throw a stone up to a maximum height of 10 m. The maximum horizontal distance that the boy can throw the same stone up to will be: [AIEEE-2012] (A) 10 m (B) 102 m. (C) 20 m (D) 2012

JEE/Engineering Exams
Physics
Solution
149
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vertical heisht = ( 10 mathrm{m} ) As honzontal poojechie of ( frac{4^{2} sin 20}{9} ) Denge is moximum when ( theta=45^{circ} ) Hence maximum honzontony ocry ( frac{-4^{2}}{9} times 1=20 mathrm{m} )
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