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प्रश्न
Draw a labelled ray diagram to show the formation of image of an object by a convex mirror. Mark clearly the pole, focus and centre of curvature on the diagram.
उत्तर
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संबंधित प्रश्न
Find the focal length of a convex mirror whose radius of curvature is 32 cm.
An object is placed at a distance of 30 cm in front of a convex mirror of focal length 15 cm. Write four characteristics of the image formed by the mirror.
Explain with a suitable diagram, how a concave mirror converges a parallel beam of light rays. Mark clearly the pole, focus and centre of curvature of concave mirror in this diagram.
Name the mirror which can give:
an erect and diminished image of an object.
How will you distinguish between a plane mirror, a concave mirror and a convex mirror without touching them?
A shop security mirror 5.0 m from certain items displayed in the shop produces on-tenth magnification.
What is the radius of curvature of the mirror?
Draw ray diagrams to represent the nature, position and relative size of the image formed by a convex lens for the object placed:
at 2F1,
An object is placed at the following distance from a convex lens of focal length 15 cm:
(a) 35 cm
(b) 30 cm
(c) 20 cm
(d) 10 cm
Which position of the object will produce:
(i) a magnified real image?
(ii) a magnified virtual image?
(iii) a diminished real image?
(iv) an image of same size as the object?
A .............. mirror is obtained on silvering the outer surface of a part of a hollow glass sphere.
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.
