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A body is projected at an angle theta with the horizontal with initial velocity u.what is the radius of curvature of the trajectory at the point of projection??

A body is projected at an angle theta with the horizontal with initial velocity u.what is the radius of curvature of the trajectory at the point of projection??

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2 Answers

sukumar roy
22 Points
7 years ago
since a body is projected with velocity u at angle theta.consider it a tangential velocity of a body in a circular arc .now, gcos(theta)=u2/r. find r. u2=square of u gcos(theta)=component of g along the radius(perpendicular to tangent)
shreya rose
8 Points
7 years ago
how can the component be along the radius??

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