A heavy particle is projected from a point on the horizontal at an angle `60^(@)` with the horizontal with a speed of `10m//s`. Then the radius of the curvature of its path at the instant of crossing the same horizontal is `……………………..`.

A heavy particle is projected from a point on the horizontal at an angle 45^(@) wil the horizontal with a speed of 20 m/s. Then the radius of the curvature of its path at the instant of crossing the same horizontal is ______

A heavy particle is projected from a point on the horizontal at an angle 45^(@) wil the horizontal with a speed of 20 m/s. Then the radius of the curvature of its path at the instant of crossing the same horizontal is ______

A particle is projected from the ground at an angle of 60^@ with the horizontal with a speed by 20 m/s. The radius of curvature of the path of the particle, when its velocity makes an angle of 30^@ with horizontal is 80/9.sqrt(x) m Find x .

A particle is projected from the ground at an angle of 60^@ with the horizontal with a speed by 20 m/s. The radius of curvature of the path of the particle, when its velocity makes an angle of 30^@ with horizontal is 80/9.sqrt(x) m Find x .

A particle is projected at an angle 60^(@) with the horizontal with a speed 10m//s . Then, latus rectum is (Take g=10m//s^(2) )

A particle is projected from the ground at an angle of 60^(@) with horizontal at speed u = 20 m//s. The radius of curvature of the path of the particle, when its velocity. makes an angle of 30^(@) with horizontal is : (g=10 m//s^(2)

A particle is projected from ground at an angle theta with horizontal with speed u. The ratio of radius of curvature of its trajectory at point of projection to radius of curvature at maximum height is -

A particle is projected from ground at an angle theta with horizontal with speed u. The ratio of radius of curvature of its trajectory at point of projection to radius of curvature at maximum height is -

A ball is projected at an angle 60^(@) with the horizontal with speed 30 m/s. What will be the speed of the ball when it makes an angle 45^(@) with the horizontal ?

A ball is projected at an angle 60^(@) with the horizontal with speed 30 m/s. What will be the speed of the ball when it makes an angle 45^(@) with the horizontal ?