. A spherical surface of radius of curvature 10 cm separates two media X and Y of refractive indices 3/2 and 4/3 respectively. Centre of the spherical s


A spherical surface of radius of curvature 10 cm separates two media X and Y of refractive indices 3/2 and 4/3 respectively. Centre of the spherical surface lies in denser medium. An object is placed in medium X. For image to be real, the object distance must be
 

  • (A):greater than 90 cm
  • (B):less than 90 cm.
  • (C):greater than 80 cm
  • (D):less than 80 cm.

Best Answer

Correct Answer:

(A): greater than 90 cm

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