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प्रश्न
State the two laws of reflection of light.
उत्तर
The two laws of reflection can be stated as follows:
- The angle of incidence is equal to the angle of reflection.
- The incident ray, the reflected ray, and the normal to the mirror, all lie in the same plane.
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संबंधित प्रश्न
Differentiate between a real and a virtual image.
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 laws of reflection hold good for
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?
A safety vest helps to keep the workers who are working by the roadside safely. This is especially so during the night. Why?
How should a ray of light be incident on a rectangular glass slab so that it comes out from the opposite side of the slab without being displaced?
Higher-Order Thinking Skills:
Are the laws of reflection true in the case of irregular reflection?
Which of the following is a non-mechanical wave?
