What is the radius of curvature of the parabola traced out by the projectile in which a particle is
Channel: Doubtnut
Date: 2020-08-30

What is the radius of curvature of the parabola traced out by the projectile in which a particle is projected with a speed u at an angle `theta` with the horizontal, at a point where the velocity of particle makes an angle `theta//2` with the horizontal.