Question

answer me very necessary


answer for 13th



answer me fast​

Answer 1

Answer:

A magnification of -3 means that the image is real, inverted and magnified. So the object should be placed between F (principal focus) and C (centre of curvature)

Answer 2

Answer:

Here image image distance is more than object distance.

So object should be placed in between F and C to get image beyond C.