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प्रश्न
A .............. mirror is obtained on silvering the outer surface of a part of a hollow glass sphere.
उत्तर
A concave mirror is obtained on silvering the outer surface of a part of a hollow glass sphere.
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संबंधित प्रश्न
Draw diagram to show how a convex mirror can be used to give a large field of view.
Draw a diagram to represent a convex mirror. On this diagram mark principal axis, principal focus F and the centre of C if the focal length of convex mirror is 3 cm.
Write true or false
At the point of incidence, a line drawn at right angles to the surface, separating the two media, is called the normal.
Nature of the images formed by a convex mirror is _______.
When the reflecting surface is curved outwards the mirror formed will be ______.
Numerical problem.
A concave mirror produces three times magnified real image of an object placed at 7 cm in front of it. Where is the image located? (Ans: 21 cm in front of the mirror)
Identify the device used as a spherical mirror or lens in following case, when the image formed is virtual and erect in case.
Object is placed between infinity and device, image formed is diminished and between pole and focus, behind it.
A convex rearview mirror is preferred over a plane mirror in a car. Why?
Why a convex mirror is preferred for rearview mirrors in cars?
