Question

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

4.0 (1 ratings)

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} )