Advertisements
Advertisements
प्रश्न
State the laws of reflection.
Advertisements
उत्तर
Laws of reflection:
- The incident ray, the reflected ray, and the normal ray at the point of incidence lie in the same plane.
- The angle of incidence i is equal to the angle of reflection r i.e. ∠i = ∠r.
APPEARS IN
संबंधित प्रश्न
State the laws of reflection.
Describe an activity to show that the incident ray, the reflected ray and the normal at the point of incidence lie in the same plane.
If you touch your ______ ear with your right hand in front of a plane mirror, it will be seen in the mirror that your right ear is touched with your ______.
- Find out the position of the image of an object situated at A in the plane mirror.
- Can Paheli at B see this image?
- Can Boojho at C see this image?
- When Paheli moves from B to C, where does the image of A move?
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.
A ______ reflection helps us to see the object
Plane mirrors are arranged parallel to each other to get ______.
We can see things around us only when the light reflected by them reaches our eyes.
Why do we need a shiny surface for reflection?
Higher-Order Thinking Skills:
Are the laws of reflection true in the case of irregular reflection?
