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प्रश्न
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?
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उत्तर
If a ray of light passes from glass to water, it will bend away from the normal because glass is a denser medium as compared to water.
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संबंधित प्रश्न
| Column I | Column II | Column III | |
| 1 | Dispersion | Long-sightedness | Twinkling of stars |
| 2 | Refraction | Splitting of white light into component colours | Convex lens |
| 3 | Hypermetropia | Change in the direction of the ray of light due to change in medium | Spectrum of seven colours |
Fill in the following blank with a suitable word:
When light is reflected, the angles of incidence and reflection are ............ .
A ray of light strikes a plane mirror such that its angle of incidence is 30°. What angle does the reflected ray make with the mirror surface?
What are the important differences between looking at a photograph of your face and looking at yourself in a plane mirror?
What is meant by 'reflection of light'?
If a ray of light goes form a denser medium to a rarer medium, will it bend towards the normal or away from the normal?
When a ray of light passes from air into glass, is the angle of refraction greater than or less than the angle of incidence?
Which phenomenon of light makes the water to appear shallower than it really is?
Light travels more quickly through water than through glass.
Which is optically denser : water or glass?
What do you understand by refraction of light?
What is atmospheric reflection? Explain with the help of a labelled diagram that the position of a star as seen by us is not its true position.
Observe the given figure and write appropriate phenomenon of light in the box.
State whether true or false. If false, correct the statement.
The angle of deviation depends on the refractive index of the glass.
Why does a ray of light bend when it travels from one medium to another?
The angle of incidence for a ray of light having zero reflection angle is ______.
How does the light travel?
The bending of light as it passes from one medium to another is called ______.
A water tank appears shallower when it is viewed from the top due to refraction.
A ray of light starting from diamond is incident on the interface separating diamond and water. Draw a labelled ray diagram to show. the refraction of light in this case.
