A particle is projected with a speed `u` at an angle `theta` to the horizontal. Find the radius of curvature.
At the point where the particle is at a highest half of the maximum height `H` attained by it.

A particle is projected with speed u at angle theta to the horizontal. Find the radius of curvature at highest point of its trajectory

A particle is projected with speed u at angle theta to the horizontal. Find the radius of curvature at highest point of its trajectory

A particle is projected with a speed u at an angle 60^(@) with the horizontal.What is the radius of curvature of the parabola traced out by the projectile at a point where the particle velocity makes an angle 30^(@) with the horizontal?

A particle of mass m is projected with speed u at an angle theta with the horizontal. Find the torque of the weight of the particle about the point of projection when the particle is at the highest point.

A particle of mass m is projected with speed u at an angle theta with the horizontal. Find the torque of the weight of the particle about the point of projection when the particle is at the highest point.

A particle of mass m is projected with speed u at an angle theta with the horizontal. Find the torque of the weight of the particle about the point of projection when the particle is at the highest point.

A particle of mass m is projected with speed u at an angle theta with the horizontal. Find the torque of the weight of the particle about the point of projection when the particle is at the highest point.

A particle is projected with a speed u at an angle theta with the horizontal . If R_(1) is radius of curvature of trajectory at the initial point and R_(2) is the radius of curvature at the highest point . Value of R_2//(R_(1) is found to be cos ^(n) theta . What is the value of n ?

A body is projected with speed u at an angle theta to the horizontal to have maximum range. Its velocity at the highest point will be ___.