Test SeriesFree PYQsExamsPricing

MHT CET Physics question

PhysicsRay Optics and Optical InstrumentsMHT CET

A square glass slab of thickness 15 cm contains a small air bubble. Its apparent depth on looking through one face is 7 cm and when viewed through opposite face is 3 cm. Calculate the refractive index of the glass slab

Answer: (B)

Solution

Real depths x and 15 − x give x/μ = 7 and (15 − x)/μ = 3; adding gives

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-076953