TS EAMCET · Physics · Ray Optics
A convex lens of focal length 25 cm and made of glass with refractive index 1.5 is immersed in water. The absolute change in focal length of the glass is [Use refractive index of water = \(\frac{4}{3}\) ]
- A 100 cm
- B 37.5 cm
- C 75 cm
- D 12.5 cm
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Correct Answer
(C) 75 cm
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