Question

a student wants to obtain An erect image of an object using a concave mirror of 12 CM focal length what should be the range of distance of the object from the mirror state the nature and size of the image ​

Answer 1

1.image will form virtual and erect

larger than object

behind the mirror

2. size of image is greater than size of object

Answer 2

In concave mirror, image form erect only in case of when object placed between the pole and focus.

So,the range of the object is less than focal length.

Nature:- virtual

Size:- larger than object