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प्रश्न
Pick out the concave and convex mirrors from the following and tabulate them.
Rear-view mirror, Dentist’s mirror, Torchlight mirror, Mirrors in shopping malls, Make-up mirror.
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उत्तर
| Concave mirror | Convex mirro |
| Dentist’s mirror | Rear view mirror |
| Torch light mirror | Mirrors in shopping malls |
| Make-up mirror |
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संबंधित प्रश्न
List four characteristics of the images formed by plane mirrors.
A student wants to project the image of a candle flame on a screen 48 cm in front of a mirror by keeping the flame at a distance of 12 cm from its pole.
(a) Suggest the type of mirror he should use.
(b) Find the linear magnification of the image produced.
(c) How far is the image from its object?
(d) Draw ray diagram to show the image formation in this case.
An object is placed at a distance of 12 cm in front of a concave mirror of radius of curvature 30 cm. List four characteristics of the image formed by the mirror.
If an object is at infinity (very large distance) in front of a concave mirror, where is the image formed?
The real image formed by a concave mirror is smaller than the object if the object is:
(a) between centre of curvature and focus
(b) at a distance greater than radius of curvature
(c) at a distance equal to radius of curvature
(d) at a distance equal to focal length
The image formed by a concave mirror is of the same size as the object, if the object is placed
Complete the following diagrams in figure by drawing the reflected rays for the incident rays 1 and 2 if F is the focus and C is the centre of curvature.
The mirror having reflection surface curved outward ______.
A concave mirror produces a magnification of +4. The object is placed ______.
The ENT doctor uses a ______.
