Question

9 An object is flaced in front of a concave mirror
of focal length 20 cm. The image formed is
there times the size of the object
Calculate
two possible distances of abject from mirror?​

Answer 1

Answer:

15

Explanation:

focal length =object distance -image distance.

given here is the image size is 3 times than object size the object distance is 5 image distance is 15