HC Verma - Concepts of Physics Part 1

Book: HC Verma - Concepts of Physics Part 1

Chapter: 18. Geometrical Optics

Subject: Physics - Class 11th

Q. No. 9 of Objective I

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9

A double convex lens has two surfaces of equal radii R and refractive index m=1.5. We have,

The lensmaker’s formula, .

Putting, R1=-R2=R,


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