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प्रश्न
State four uses of a plane mirror.
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उत्तर
Four uses of plane mirror are:
- Plane mirrors are used in the construction of reflecting periscope.
- They are used as looking glass.
- They are used in solar cookers for reflecting the rays of the sun into the cooker.
- They are used for signaling purposes.
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संबंधित प्रश्न
How is a plane mirror made ?
A ray is incident on a plane mirror . Its reflected ray is perpandicular to the incident ray . Find the angle of incidence .
Give two uses of convex mirror.
The angle between an incident ray and the mirror is 350.
(i) What is the angle of incidence?
(ii) What is the angle of reflection?
(iii) What is the total angle turned by the ray of light?
(iv) What is the angle between the incident and the reflected rays?
Complete the path of incident ray in the following case.
The light ray gets _______ when it falls on any polished surface.
Beams of light are incident through the holes A and B and emerge out of box through the holes C and D respectively as shown in the Figure Which of the following could be inside the box?
A beam of light is incident through the holes on side A and emerges out of the holes on the other face of the box as shown in the Figure. Which of the following could be inside the box?
The angle of incidence is equal to the angle of reflection for perfect reflection.
