Question

an object of size 2 cm is placed at 25 cm in front of a concave mirror. if the magnification produced by the mirror is 4, what is the size of the image?

Answer 1

M=I/O
where, I is the size of image and O is the size of object.
Therefore M=I/2
4=I/2
I= 8cm

Answer 2

Answer:

M=I/O

where, I is the size of image and O is the size of object.

Therefore M=I/2

4=I/2

I= 8cm

Explanation: