Target Exam

CUET

Subject

Physics

Chapter

Ray Optics

Question:

There is a small air bubble inside a glass sphere (μ = 1.5) of radius 10 cm. The bubble is 4.0 cm below the surface and is viewed normally from outside as shown. The apparent depth of the bubble will be

Options:

6.0 cm below the surface

4.0 cm below the surface

3.0 cm below the surface

2.0 cm below the surface

Correct Answer:

3.0 cm below the surface

Explanation:

The correct answer is Option (3) → 3.0 cm below the surface