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प्रश्न
State two uses of a plane mirror.
उत्तर
It is used as :
(i) Looking glass
(ii) In periscopes.
APPEARS IN
संबंधित प्रश्न
Fill in the blank
A plane mirror _________ reflects 100 percent light falling on it.
What is irregular reflection ? Give an example.
Explain the following term:
Angle of incidence
Draw diagram/diagrams to show them.
What type of mirror is used to obtain a real image-of an object?
A converging mirror, forms three times magnified virtual image when an object is placed at a distance of 8 cm from it. Calculate:
- the position of the image
- the focal length of the mirror.
An object OA is placed on the principal axis of a concave mirror as shown in the figure. Copy and complete the diagram to show the formation of image.
In a completely dark room, if you hold up a mirror in front of you, will you see a reflection of yourself in the mirror?
Match the following:
| 1. | Rubber | a. | Erect |
| 2. | Greased paper | b. | Inverted |
| 3. | Real image | c. | Opaque medium |
| 4. | Virtual image | d. | Translucent medium |
Select the WRONG statement in case of image formed by a plane mirror.
