Advertisements
Advertisements
Question
Differentiate between regular and diffused reflection.
Solution
| 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
RELATED QUESTIONS
Mention against the following whether regular or diffused reflection will take place when a beam of light strikes. Justify your answer in this case.
Polished wooden table
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.
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.
Mirror
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
What is reflection? Write a short note on regular and irregular 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.
 |
 |
Imagine that parallel rays are incident on an irregular surface. Are the rays reflected from the surface parallel to each other?
