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प्रश्न
When a spherical mirror is held towards the sun and its sharp image is formed on a piece of a carbon paper for some time, a hole is burnt in the carbon paper.
What is the advantage of using a carbon paper rather than a white paper?
उत्तर
A carbon paper is a good absorber of sunlight; hence, it burnt quickly.
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संबंधित प्रश्न
Explain the following term:
Incident ray
Draw diagram/diagrams to show them.
Select the correct option:
Which mirror is used in periscope?
Define the following term:
concave mirror
What is the relation between focal length and radius of curvature of a concave mirror?
Is real image always inverted?
The following figure shows a concave mirror with its pole (P), focus (F), and center of curvature (C). Draw a ray diagram to show the formation of the image of an object AB by the concave mirror.
