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Fig shows a small air bubble inside a gl...

Fig shows a small air bubble inside a glass sphere `(mu = 1.5)` of radius 10 cm. the bubble is 4.0 cm below the surface and is viewed normally from the outside. Find the apparent depth of the bubble.

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The correct Answer is:
3 cm below the surface
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SL ARORA-RAY OPTICS-Problems For Self Practice
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  2. A spherical surface of radius 30 cm separates two transparent media A ...

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  5. The focal length of a double convex lens is equal to radius of curvatu...

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  6. Fig. 6(b).54. shows a thin lens with centres of curvature C(1) and C(2...

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  7. A plano-convex lens (mu = 1.5) has a curved surface of radiys 15 cm. w...

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  8. The focal length of a concave-convex lens of radii of curvature 5 cm a...

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  9. A convex lens of refractive index 1.5 is immersed in a liquid of refra...

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  10. The two surfaces of a double concave lens are of curvature 10 cm and 4...

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  11. The focal length of a plano-convex lens is 20 cm in air. Refractive in...

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  12. The focal length of a convex lens of glass (mu = 1.5) in air is 30 cm....

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  13. A lens of refractive index mu becomes a lens of focal length f' when i...

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  14. The radii of curvature of each surface of a convex lens is 20 cm and t...

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  15. The radii of curvatureof double convex lens of glass (mu = 1.5) are in...

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  16. Where should an object be placed from a converging lens of focal lengt...

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  17. At what distance should an object be placed from a convex lens of foca...

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  18. A convex lens is placed on an optical bench and is moved till it gives...

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  19. A convex lens of focal length 30 cm is placed between a screen and a s...

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  20. An object is 60 cm in front of a thin lens, the image being 300 cm on ...

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