Question

centre of curvature
​

Answer 1

geometry, the center of curvature of a curve is found at a point that is at a distance from the curve equal to the radius of curvature lying on the normal vector. It is the point at infinity if the curvature is zero. The osculating circle to the curve is centered at the centre of curvature.

Answer 2

Answer:

$\huge{\fbox{\fbox{\bigstar{\mathfrak{\red{answer}}}}}}$

Centre of curvature is the centre of the sphere of which the spherical lens is cut off.. Or it is the double of focal length...

Explanation:

Hope it helps...