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  3. A bi-concave symmetric lens made of glass has refractive index 1.5. It has both surfaces of same radius of curvature R. On immersion in a liquid of re

. A bi-concave symmetric lens made of glass has refractive index 1.5. It has both surfaces of same radius of curvature R. On immersion in a liquid of re

A bi-concave symmetric lens made of glass has refractive index 1.5. It has both surfaces of same radius of curvature R. On immersion in a liquid of refractive index 1.25, it will behave as a

  • (A):Converging lens of focal length 2.5 R
  • (B):Converging lens of focal length 2.0 R
  • (C):Diverging lens of focal length 4.5 R
  • (D):None of these

Best Answer

Correct Answer:

(D): None of these

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