Question

Consider 2 lenses with powers +10 D and +20 D and
placed 15 cm apart. A beam of light of diameter 2
cm moving parallel to optical axis and symmetric
about it. It is incident on the 10D lens. Determine
the diameter of beam emerging out from the other
lens. Pls provide full solution ​

Answer 1

Answer:

itna hard question mujhe to iska answer pata bhi nhi h sorry bheje main nhi ghusa