Question

IV. Challenge
1. Would the law of reflection be true when light is reflected from a chair? Give reasons to support
your answer
2. Find out the English letters which look exactly the same in a plane mirror
3. Explain why the shiny surface of a silver plate is not able to form a clear image like a mirror does
4. Sukhiram, a washerman, uses a few drops of indigo after washing white clothes. Why?
5. A ray of light is normally incident on a plane mirror. What are angles of incidence and reflection?
6. Do laws of reflection hold good in case of curved mirrors?
7. Sunny is standing at a distance of 1 m from a plane mirror to see his clear image. What is the
distance between Sunny and his image?
Enrichment​

Answer 1

Answer:

1.no because it can only reflect on mirror

1.no because it can only reflect on mirror2.A

1.no because it can only reflect on mirror2.A3.because it is blur and unfainted

1.no because it can only reflect on mirror2.A3.because it is blur and unfainted 4.to cloud clothes

1.no because it can only reflect on mirror2.A3.because it is blur and unfainted 4.to cloud clothes5.angle of reflection is equal to angle of incidence

1.no because it can only reflect on mirror2.A3.because it is blur and unfainted 4.to cloud clothes5.angle of reflection is equal to angle of incidence6.yes

1.no because it can only reflect on mirror2.A3.because it is blur and unfainted 4.to cloud clothes5.angle of reflection is equal to angle of incidence6.yes7.1m only