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प्रश्न
Define the following term in the context of spherical mirrors:- Principal axis
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उत्तर
Principal axis of a spherical mirror:-
The imaginary straight line joining the pole (P) and the centre of curvature (C) is termed as the principal axis.
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संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Centre of curvature
What happens when a ray of light falls normally (or perpendiculary) on the surface of a plane mirror?
A ray of light is incident normally on a plane mirror. What will be the
angle of reflection?
Write true or false
A virtual image formed by a spherical mirror is always erect and situated behind the mirror.
Is real image always inverted?
Define the term Aperture.
Define the term Centre of curvature.
An object 10 cm high is placed at a distance of 20 cm in front of a spherical mirror of focal length 25 cm. By scale drawing find the nature, position, and magnification of the image in the following case:
Concave mirror
