Question:

A point object is placed on the axis of the concave mirror

Last updated: 6/26/2023

A point object is placed on the axis of the concave mirror

A point object is placed on the axis of the concave mirror at a distance of 60 cm from the focal point of the mirror Its image is formed at the point of object itself then focal length of mirror is O 15 cm O 30 cm 60 cm 120 cm