Advertisements
Advertisements
प्रश्न
Differentiate between regular and diffused reflection.
उत्तर
| Regular reflection | Diffused reflection | |
| (a) | This happens when light falls on a smooth surface. | This happens when light falls on a rough surface. |
| (b) | After reflection, all the rays get reflected in a particular direction. | After reflection, the reflected rays scatter irregularly in many directions. |
| (c) | Reflection from a plane mirror is an example of this. | For example, reflection from the road surface. |
APPEARS IN
संबंधित प्रश्न
Mention against the following whether regular or diffused reflection will take place when a beam of light strikes. Justify your answer in this case.
Chalk powder
Mention against the following whether regular or diffused reflection will take place when a beam of light strikes. Justify your answer in this case.
Cardboard surface
Mention against the following whether regular or diffused reflection will take place when a beam of light strikes. Justify your answer in this case.
Marble floor with water spread over it
Mention against the following whether regular or diffused reflection will take place when a beam of light strikes. Justify your answer in this case.
Piece of paper
Say TRUE or FALSE
we are able to see things around us with the help of regular reflection
What are the three types of materials based on the absorption of light?
Boojho planned an activity to observe an object A through pipes as shown in figure, so that he could see objects which he could not directly see.
- How many mirrors should he use to see the objects?
- Indicate the positions of the mirrors in the figure.
- What must be the angle with respect to the incident light at which he should place the mirrors?
- Indicate the direction of rays in the figure.
- If any of the mirrors is removed, will he be able to see the objects?
Figure shows the word REST written in two ways in front of a mirror. Show how the word would appear in the mirror.
 |
 |
Reflection by a looking mirror is called ______.
Imagine that parallel rays are incident on an irregular surface. Are the rays reflected from the surface parallel to each other?
