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प्रश्न
When a ray of light strikes a plane mirror at an angle of 150 with the mirror, what will be the angle through which the ray will deviate? Illustrate with a ray diagram in the following figure.
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उत्तर
Reflection obeys the following two laws.
a. The incident ray, the reflected ray, and the normal at the point of incidence, all lie in the same plane.
b. The angle of incidence and the angle of reflection are always equal. According to these two laws, this ray will deviate like this:
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संबंधित प्रश्न
Explain the following term:
Angle of reflection. Draw diagram/diagrams to show them.
A light ray is incident normally on a plane mirror. (a) What is its angle of incidence?
Draw a neat diagram of reflecting periscope.
Write down four characteristics of image formed in a plane mirror.
An object 3 cm high produces a real image 4.5 cm high when placed at a distance of 20 cm from a concave mirror. Calculate:
- the position of image
- focal length of the concave mirror.
Why do automobile drivers prefer convex mirror as a rear vew mirror? Illustrate your answer.
The light ray gets _______ when it falls on any polished surface.
The moon ______ sun light.
What is Translucent objects? Give an example.
