Ray Optics-Lens Maker's Formula and Lens Formula (AIIMS Physics): Questions 1 - 1 of 1

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Question number: 1

» Ray Optics » Lens Maker's Formula and Lens Formula

MCQ▾

Question

A lens is made of flint glass (refractive index = 1.5). When the lens is immersed in a liquid of refractive index 1.25, the focal length –

Choices

Choice (4) Response

a.

Decreases to a factor of 1.2

b.

Increases to a factor of 1.25

c.

Increases to a factor of 1.2

d.

Increases to a factor of 2.5

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