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1. What is reflection? Write short notes on regular and irregular reflection?
The bouncing back of light into the same medium is called .
Incident ray:
An incident ray is a ray of light that .
The is called the incidence angle.
Reflected ray:
Reflected ray:
The reflected ray is the ray of light that .
The is called the reflection angle.
The laws of reflection are as follows:
• The incident ray, the reflected ray and the normal at the point of incidence, .
• \(\theta _{i}\) \(\theta _{r}\)
Regular reflection:
When a beam of light hits on a , it gets reflected. After reflection, the reflected rays will be . This is called regular reflection.
Irregular reflection:
When a beam of light hits on a , the light rays are reflected . This is called irregular reflection.