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प्रश्न
Give two uses of convex mirror.
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उत्तर १
Two uses of convex mirror are:
(a) It is used as a rear view mirror in automobile to see the traffic behind.
(b) It is used as reflector for street light bulbs.
उत्तर २
Uses of the concave mirror:
(i) Concave mirrors are used in reflecting microscope
(ii) Concave mirrors are used in shaving and makeup glasses.
Uses of the convex mirror: Convex mirrors are used as a rearview mirror in automobiles as it provides a wider view of the following traffic.
संबंधित प्रश्न
You are standing at a distance of 2 meters from a plane mirror.
What is the distance of your image from the mirror?
Draw a figure describing the following.
The reflecting surface of two mirrors make an angle of 90∘ with each other. If a ray incident of one mirror has an angle of incidents of 30∘, draw the ray reflected from the second mirror. What will be its angle of reflection?
Explain the differences between regular and irregular reflection light.
Write down four characteristics of image formed in a plane mirror.
State whether the following statement is true or false. If false, correct it.
The angle of incidence is the angle made by the incident ray with the plane mirror.
State whether the following statement is true or false. If false, correct it.
If a ray of light incident on a plane mirror is such that it makes an angle of 30o with the mirror, then the angle of reflection is 60o.
The word PLATE written on a paper is held in front of a plane mirror. Write down the letters as seen in the following case.
The paper is held perpendicular to the mirror.
Which material is transparent?
You can see a rainbow only when your back is towards the sun.
Plane mirrors are used as looking glass, to reflect light on objects and in periscopes.
