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प्रश्न
A ray of light passes from medium 1 to medium 2. Which of the following quantities of the refracted ray will differ from that of the incident ray: Speed, intensity, frequency, wavelength?
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उत्तर
A light beam that travels from medium (1) to medium (2) will be refracted differently from the incident ray in speed, intensity and wavelength.
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संबंधित प्रश्न
A ray of light travelling in glass emerges into air. State whether it will bend towards the normal or away from the normal.
A ray of light travelling in air is incident on a rectangular glass block and emerges out into the air from the opposite face. Draw a labelled ray diagram to show the completer path of this ray of light. Mark the two points where the refraction of light takes place. What can you say about the final direction of ray of light?
Name the phenomenon due to which a pencil partly immersed in water and held obliquely appears to be bent at the water surface.
Light travels at a lower speed in water than in air.
The diagram (figure) given below shows two parallel rays 1 and 2 incident on (a) a concave mirror, (b) a convex mirror. Draw the reflected rays and mark the focus by the symbol F.
List in proper sequence the steps of the experiment for determining the approximate focal length of a given concave mirror by obtaining the image of a distant object.
The incident rays and refracting rays are on opposite sides of the normal.
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.
A water tank appears shallower when it is viewed from the top due to refraction.
Which is optically denser out of the two medium M1& M2 having the refractive indices = 1.71 and 1.36 respectively?
