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प्रश्न
Match the items given in Column I with one or more items of Column II.
| Column I | Column II | ||
| (a) | A plane mirror | (i) | Used as a magnifying glass. |
| (b) | A convex mirror | (ii) | Can form image of objects spread over a large area. |
| (c) | A convex lens | (iii) | Used by dentists to see enlarged image of teeth. |
| (d) | A concave mirror | (iv) | The image is always inverted and magnified. |
| (e) | A concave lens | (v) | The image is erect and of the same size as the object. |
| (vi) | The image is erect and smaller in size than the object. |
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उत्तर
| Column I | Column II | ||
| (a) | A plane mirror | (v) | The image is erect and of the same size as the object |
| (b) | A convex mirror | (ii) | Can form image of objects spread over a large area. |
| (vi) | The image is erect and smaller in size than the object. | ||
| (c) | A convex lens | (i) | Used as a magnifying glass. |
| (d) | A concave mirror | (iii) | Used by dentists to see enlarged image of teeth. |
| (e) | A concave lens | (vi) | The image is erect and smaller in size than the object. |
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संबंधित प्रश्न
Find out the letters of English alphabet or any other language known to you in which the image formed in a plane mirror appears exactly like the letter itself. Discuss your findings.
Name the spherical mirror which can produce a real and diminished image of an object.
Write true or false
A virtual image formed by a spherical mirror is always erect and situated behind the mirror.
State the kind of mirror used
(a) by a dentist, and
(b) as a street light reflector.
Name the kind of mirror used to obtain:
A virtual and diminished image
Write the spherical mirror's formula and explain the meaning of each symbol used in it.
Does the mirror name by your form a real image for all locations? Give a reason for your answer.
What is a mirror formula?
Numerical problem.
The radius of curvature of a spherical mirror is 25 cm. Find its focal length.
What is the focal length (f) of a mirror?
