Optics Question 635

Question: A biconvex lens with equal radii curvature has refractive index 1.6 and focal length 10 cm. Its radius of curvature will be

[MP PET 2003]

Options:

A) 20 cm

B) 16 cm

C) 10 cm

D) 12 cm

Show Answer

Answer:

Correct Answer: D

Solution:

f=R2(μ1)10=R2(1.61)R=12 cm



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