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प्रश्न
How is a plane mirror made ?
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उत्तर
To make a plane mirror, a thin piece of glass is taken. One surface of the mirror is made opaque by silvering it. On the top of that, another thin coating of red lead oxide is given which protects the silvering of the mirror.
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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?
If the angle between the plane mirror and the incident ray is 40∘, what are the angles of incidence and reflection?
Differentiate between the reflection of light from a plane mirror and that from a plane sheet of paper.
Draw a diagram to show the reflection of a ray of light using a plane mirror. In the diagram, label the incident ray, the reflected ray, the normal, the angle of incidence and the angle of reflection.
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.
Locate the image termed when the object is placed between two planes as shown in the following figure.
Complete the path of incident ray in the following case.
Which of the following is the best reflector of light?
The image formed by a plane mirror is always as far behind the mirror as far the object lies in front of it.
