A concave mirror of focal length 10 cm forms an image that is twice the size of the object for two different object positions on the principal axis. Find the distance between these two object positions, in centimetres.

Physics · Geometrical optics · spherical mirror

JEE Mains 2026 6 April Evening Shift

A concave mirror of focal length 10 cm forms an image that is twice the size of the object for two different object positions on the principal axis. Find the distance between these two object positions, in centimetres.