A cannon ball is fired from top of a building at an angle 30 degree above horizontal with speed 60 m/s.Another cannon ball is projected from the same spot with same speed at an angle 30 degree below...

A cannon ball is fired from top of a building at an angle 30 degree above horizontal with speed 60 m/s.Another cannon ball is projected from the same spot with same speed at an angle 30 degree below horizontal.The first ball hits the ground at a distance double of that of second one.Find the height of the tower.

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A cannon ball fired from top of a building at an angle 30 degree above horizontal with speed 60 m/s travels twice the horizontal distance as a cannonball projected from the same spot with same speed at an angle 30 degree below horizontal.

Let the time taken by the first cannonball to strike the ground be t. If the height of the building is H,

H =...

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