Question

u How far should an object placed from a cervex lens of focal length 20 cm to
obtain its Image at a distance of 30 cm from the lens what will be the Deight of
image of the objod is som allt​

Answer 1

Answer:

3. An object is placed at a distance 10cm of from a concave lens of radius of curvature 30 cm . find

the position and nature of the image