मराठी

As Light Rays Pass from Water into Glass, Are They Refracted Towards the Normal Or Away from the Normal?

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प्रश्न

As light rays pass from water into glass, are they refracted towards the normal or away from the normal?

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उत्तर

Glass is denser than water; therefore, if light rays pass from water into glass, the rays will be refracted towards the normal.

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पाठ 2: Refraction of Light - Exercise 1 [पृष्ठ २२०]

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लखमीर सिंह Physics [English] Class 10
पाठ 2 Refraction of Light
Exercise 1 | Q 14 | पृष्ठ २२०

व्हिडिओ ट्यूटोरियलVIEW ALL [3]

संबंधित प्रश्‍न

What is refraction of light?


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 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.


Fill in the following blank with suitable word:  

Light bends when is passes from water into air. We say that it is ............


Light travels more quickly through water than through glass. 

If a ray of light passes from glass into water, which way will it bend : towards the normal or away from the normal?


Explain with the help of a labelled ray diagram, why a pencil partly immersed in water appears to be bent at the water surface. State whether the bending of pencil will increase or decrease if water is replaced by another liquid which is optically more dense than water. Give reason for your answer.


A ray of light passes from a medium X to another medium Y. No refraction of light occurs if the ray of light hits the boundary of medium Y at an angle of:

(a) 0°
(b) 45°
(c) 90°
(d) 120°


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When a ray of light travels from water to air, it bends ............. the normal.


Draw a diagram showing the refraction of a light ray from water to glass. Label on it the incident ray, the angle of incidence (/), and the angle of refraction (r)


A light ray suffers reflection and refraction at the boundary in passing from air to water. Draw a neat labelled ray diagram to show it. 


We can see the sun even when it is little below the horizon because of ______.


Explain the working of a periscope.


Explain with diagrams how refraction of incident light takes place from

  1. rarer to denser medium
  2. denser to rarer medium
  3. normal to the surface separating the two media.

If a beam of red light and a beam of violet light are incident at the same angle on the inclined surface of a prism from air medium and produce angles of refraction r and v respectively, which of the following is correct?


Which object use the reflection of light?


A ray of light traveling in medium 1 strikes and travels into another transparent medium 2. If the speed of light is greater in medium 1, the ray will ______.


Assertion: The air bubble shines in water.
Reason: Air bubble shines due to the refraction of light.


Under what circumstances there won’t be any refraction of light when it enters from one medium to another?


The bottom of swimming pool appears to be less deep than the actual one because of


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