a convex lens of focal length 200 cm is kept close to concave lens of focal length 300 find total power of both lens combined
Answers
Answered by
1
Answer:
Here its your answer
Step-by-step explanation:
power of lens =. 1/f1+1/f2
power of lens = 1/200+1/300cm
= (3+2)/600cm
=5/600cm
=1/140cm
SI UNIT OF POWER OD LENS IS IN M
= (1/140)×100M
=0.71 M is your Answer
- PLS MARK AS BRAINLIST
Similar questions