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प्रश्न
State the two kinds of spherical mirror and distinguish them with the aid of proper diagrams.
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उत्तर
The kinds of SPHERICAL MIRRORS are :
- CONCAVE MIRROR
- CONVEX MIRROR
CONCAVE MIRROR: Silvered surface is away from the centre of curvature and focal length is negative, i.e. reflecting surface is towards the centre of curvature.
CONVEX MIRROR: Silvered surface is towards the centre of curvature and focal length is positive i.e. reflecting surface is away from the centre of curvature. It always forms diminished (small) image which is VIRTUAL.
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संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Principal axis
State the kind of mirror used
(a) by a dentist, and
(b) as a street light reflector.
Name the two kinds of spherical mirrors and distinguish between them.
Answer the following question.
Write the modification in the curvature of the eye lens which enables us to see the nearby objects clearly?
What do you understand by the term real image?
Spherical mirrors are one form of ______ mirrors.
For a spherical mirror, ______ is true.
What is “aperture”?
