Question #feb5a
1 Answer
Mar 12, 2017
It is evident from the above figure that the mirror is always placed just at the middle of the distance between the position of the girl and her image.
So the minimum length of the mirror required to see the full image of the girl of height 160cm should be half of her image's height i.e.
The lower end of the mirror will be at the half the height of girl's eye from the floor and it will be