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प्रश्न
State the laws of reflection.
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उत्तर
There are two laws of reflection.
- The angle of incidence is always equal to the angle of reflection (∠i = ∠r).
- The incident ray, the normal at the point of incidence, and the reflected ray are all on the same plane.
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संबंधित प्रश्न
Draw a diagram showing the reflection of a light ray from a plane mirror. Label on it the incident ray, the reflected ray, the normal, the angle of incidence i and the angle of reflection r.
According to the law of reflection :
State the direction of incident ray which after reflection from a spherical mirror retraces its path. Give a reason to your answer.
Reflection of light from rough surface is called ______ reflection
With the help of a diagram, state the laws of reflection
The incident angle of a ray of light is 30°. The angle between the incident ray and the reflected ray is ______.
The bouncing back of light from a surface is called ______.
The incident ray, the ______ ray, and the ______ at the point of incidence, all lie in the same plane.
If the angle of incidence i = 0, the angle of reflection r = ______.
Higher-Order Thinking Skills:
Are the laws of reflection true in the case of irregular reflection?
