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प्रश्न
What do you understand by the Light?
उत्तर
Light is a form of energy that produces in us the sensation of seeing.
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संबंधित प्रश्न
What is meant by lateral inversion of an image in a plane mirror ? Explain it with the help of a diagram.
What is irregular reflection ? Give an example.
State two uses of a plane mirror.
The perpendicular to the mirror at the point of incidence is called ______.
Write down four characteristics of image formed in a plane mirror.
A converging mirror, forms three times magnified virtual image when an object is placed at a distance of 8 cm from it. Calculate:
- the position of the image
- the focal length of the mirror.
State whether the following statement is true or false. If false, correct it.
If the incident ray makes an angle of Xo with the normal, then the reflected ray is 2Xo.
The moon ______ sun light.
Plane mirrors are used as looking glass, to reflect light on objects and in periscopes.
