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प्रश्न
Water is optically .......... than air.
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उत्तर
Water is optically denser than air.
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संबंधित प्रश्न
What is lateral inversion? Explain by giving a suitable example.
Explain why, though both a plane mirror and a sheet of paper reflect light but we can see the image of our face in a plane mirror but not in a sheet of paper.
When a ray of light passes from air into glass, is the angle of refraction greater than or less than the angle of incidence?
Light travelling from a denser medium to a rarer medium along a normal to the boundary:
(a) is refracted towards the normal
(b) is refracted away from the normal
(c) goes along the boundary
(d) is not refracted
How does the light have to enter the glass:
to produce a large amount of bending?
Draw suitable diagrams to illustrate how a beam of light incident parallel to the principal axis is reflected by:
(a) a concave mirror, and (b) a convex mirror
Explain with diagrams how refraction of incident light takes place from
- rarer to denser medium
- denser to rarer medium
- normal to the surface separating the two media.
In the above diagram light is travelling through different media. It is noted by a scientist that ∠1= ∠3 = ∠4 but ∠2 < ∠1. Which of the following statement would be correct?
The phenomenon of light passing through the object is called ______.
In refraction of light through a glass slab, the directions of the incident ray and the refracted ray are ______.
