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प्रश्न
Geometric centre of the spherical mirror is ______.
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उत्तर
Geometric centre of the spherical mirror is pole.
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संबंधित प्रश्न
Define the following term in the context of spherical mirrors:- Principal axis
A concave mirror always forms a real image.
Name the spherical mirror which has:
(a) virtual principal focus.
(b) real principal focus.
What is the relation between the focal length and radius of curvature of a spherical mirror (concave mirror of convex mirror)? Calculate the focal length of a spherical mirror whose radius of curvature is 25 cm.
State the direction of incident ray which after reflection from a spherical mirror gets reflected along its own path. Give a reason.
Explain the following term:
Incident ray
Draw diagram/diagrams to show them.
State the kind of mirror used
(a) By a dentist,
(b) As a search-light reflector.
Complete the following diagrams shown in the following figures by drawing the reflected rays.
In torches, search lights and headlights of vehicles the bulb is placed ______.
