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संबंधित प्रश्न
Explain the following term related to spherical lenses:- principal focus
Explain the following term:
Incident ray
Draw diagram/diagrams to show them.
The radius of curvature of a convex mirror is 40 cm. Find its focal length.
Define the following term:
spherical mirror
The spherical mirror used in a beauty parlour as make-up mirror is _______.
Size of image of an object by a mirror having a focal length of 20 cm is observed to be reduced to 1/3rd of its size. At what distance the object has been placed from the mirror? What is the nature of the image and the mirror?
A shopkeeper wanted to fix a mirror which will give a maximum view of his shop. What type of mirror should he use? Give reason.
Explain why a ray of light passing through the center of curvature of a concave mirror, gets reflected along with the same pattern.
