Question

An object 5.0 CM in length is placed at a distance of 20cm in front of a convex mirror of radius of curvature 30cm .find the position of the image its nature and size.​

Answer 1

Answer:

ans. 1/15 = 1/v + 1/(-20)

1/15 + 1/20 = 1/v

4+3/60 = 1/v

7/60 = 1/v

v = 60/7

v = 8.57 cm