Advertisements
Advertisements
प्रश्न
State the two laws of reflection of light.
Advertisements
उत्तर
Laws of reflection -
(i) The incident ray, normal and the reflected ray all lie in the same plane.
(ii) The angle of incidence is equal to the angle of reflection.
APPEARS IN
संबंधित प्रश्न
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 ______.
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.
State the direction of incident ray which after reflection from a spherical mirror retraces its path. Give a reason to your answer.
A ______ reflection helps us to see the object
With the help of a diagram, state the laws of reflection
What are regular and irregular reflection? Explain with the help of diagrams
A student does the experiment on tracing the path of a ray of light passing through a rectangular glass slab for different angles of incidence. He can get a correct measure of the angle of incidence and the angle of emergence by following the labelling indicated in figure.
The incident ray, the ______ ray, and the ______ at the point of incidence, all lie in the same plane.
We can see things around us only when the light reflected by them reaches our eyes.
