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प्रश्न
Draw a ray diagram to show the formation of the image of an object placed beyond the centre of curvature of a concave mirror. State the position, size and nature of the image.
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उत्तर
OBJECT PLACED BEYOND C: Image is formed :
A real, inverted and smaller image is formed between the centre of curvature and focus
Position: between C and F.
Size smaller than an object.
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संबंधित प्रश्न
A student obtained a sharp image of a candle flame placed at the distant end of the laboratory table on a screen using a concave mirror to determine its focal length. The teacher suggested him to focus a distant building, about 1 km away from the laboratory, for getting more correct value of the focal length. In order to focus the distant building on the same screen, the student should slightly move the
(a) mirror away from the screen
(b) screen away from the mirror
(c) screen towards the mirror
(d) screen towards the building
Name the type of mirror used by dentists. How does it help?
between its pole and focus
Describe the nature, size and position of the image formed in each case.
State one use of concave mirror bases on the formation of image as in case (i) above.
If the object is moved further away from the mirror, what changes are there in the position and size of the image?
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an erect and enlarged image of an object.
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(a) concave or convex
(b) concave or plane
(c) convex or plane
(d) only convex
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Which of the following can make a parallel beam of light when light from a point source is incident on it?
The image formed by concave mirror is real, inverted and of the same size as that of the object. The position of object should be ______.
______ mirrors make things look larger when objects are placed close to them.
