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QNEET-2023-Ph-238: NEET 2023 Physics - Class 12 NEET-2023-Ph-238 Solution: Two thin lenses are of same focal lengths (f) but one is convex …
Two thin lenses are of same focal lengths (f) but one is convex and the other one is concave. When they are placed in contact with each other the equivalent focal length of the combination will be: f/4 f/2 Infinite Zero
Multiple Choice Options
- A f /4
- B f /2
- C Infinite
- D Zero
Step-by-Step Verified Solution
1 f e q = 1 f 1 + 1 f 2
1 f e q = 1 f _ 1 f
f eq = �