Question

A convex lens has a focal length of 10 cm. At what distance from the lens should the

object be placed so that it forms a real and inverted image 20 cm away from the lens?

What would be the size of the image formed if the object is 2 cm high? With the help of a

ray diagram show the formation of the image by the lens in this case.​

Answer 1

Answer:

same size of image as object 2cm and object distance is 20cm