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प्रश्न
Compare the characteristics of an image formed by a convex mirror and a concave mirror, when object is beyond center of curvature, but not at infinity.
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उत्तर
Characteristics of the image formed by concave mirror when object is beyond the centre of curvature, but not at infinity are:
- Image formed is real.
- Image formed is inverted.
- Image formed is diminished.
- Image is formed between the centre of curvature (C) and principal focus (F), in front of the concave mirror.
Characteristics of the image formed by convex mirror when object is beyond centre of curvature, but not at infinity are :
- Image formed is virutal.
- Image formed is erect.
- Image formed is diminished.
- Image is always formed between pole and principal focus and behind the convex mirror.
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संबंधित प्रश्न
State two uses of a plane mirror.
Differentiate between the reflection of light from a plane mirror and that from a plane sheet of paper.
Define Regular reflection.
How many images will be formed when an object is placed between two parallel plane mirrors with their reflecting surfaces facing each other? Why do more distant images appear fainter?
An object is placed 2 cm from a plane mirror. If the object is moved by 1 cm towards the mirror, what will be the distance between the object and its new image?
Why do automobile drivers prefer convex mirror as a rear vew mirror? Illustrate your answer.
Show an incident ray AO and the normal ON a plan mirror. draw the reflected ray and then find the angle between the incident and reflected rays.
State whether the following statement is true or false. If false, correct it.
The image in a plane mirror is situated in the mirror.
Dull materials reflect light.
Which material is transparent?
