Question

labelled diagram,
33.
You are given 3 lens
miven 3 lenses L1 L2 and La each of focal length 20 cm,
An obiect is kept at 40 cm Font of L., The Final real image is
formed at the focus of lens 3. Find the separation between Lg, L2
and L
L1
L2
L3
O 40cm
20cm​

Answer 1

Answer:

L 1 is 20

l2 is10

L3 is 10

Explanation:

hope you got