Advertisements
Advertisements
Question
State two factors on which the lateral displacement of the emergent ray depends.
Advertisements
Solution
Two factors on which the lateral displacement of the emergent ray depends:
- Angle of incidence
- Thickness of glass slab
RELATED QUESTIONS
Name the phenomenon responsible for the following effect:
When we sit in front of a plane mirror and write with our right hand, it appears in the mirror that we are writing with the left hand.
What are the important differences between looking at a photograph of your face and looking at yourself in a plane mirror?
A man stands 10 m in front of a large plane mirror. How far must the walk before he is 5 m away from his image?
State two effects caused by the refraction of light.
Image is formed by a mirror due to refraction of light.
Air is optically .......... than glass.
Write scientific reason.
A pencil appears to be broken near the surface of water.
Why does a ray of light bend when it travels from one medium to another?
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.
Match the following:
| Column I | Column II | ||
| 1. | r > 90 | a. | Light gazes at the surface of separation between the two modes. |
| 2. | r = 90 | b. | No refraction. |
| 3. | r < 90 | c. | Refracted ray away from the normal |
