A convex lens of focal length 0.2 m and made of glass ( ^a _g = 1.5 ) is immersed in…
Physics · Class 12 · CBSE — Ray Optics & Optical Instruments
A convex lens of focal length 0.2 m and made of glass (\({}^a\mu_g = 1.5\)) is immersed in water (\({}^a\mu_w = 1.33\)). Find the change in the focal length of the lens.
- 5.8 m
- 0.58 cm
- 0.58 m
- 5.8 cm
Answer
(C) 0.58 m
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