Question

For which position of the object does aconvex lens form a real and

Answer 1

For positions at f beyond f, It form real image.

At f, Real and at infinity and inverted.

Between f and 2f, enlarged, inverted,real, formed beyond 2f on other side.

at 2f, image is formed at 2f on other side which is same size as of the object, inverted, real.

beyond 2f image formed between f and 2f on other side which is diminished, real, inverted