Question

An object is placed at 18 cm in front of a spherical mirror.If the image is formed at 6 cm to the right of the mirror, calculate its focal length.Is the mirror convex or concave? What is the nature of the image?What is the radius of curvature of the mirror?​

Answer 1

Answer:

f=9cm,R=18 cm, It is a convex mirror. Image formed is virtual and erect.

Explanation:

It is a convex mirror because image formed and focal length is in positive sign.