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प्रश्न
Which of the following is the best reflector of light?
विकल्प
plastic plate
plane mirror
wall
paper
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उत्तर
plane mirror
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संबंधित प्रश्न
Suppose you are in a dark room. Can you see objects in the room? Can you see objects outside the room? Explain.
Fill in the blank
A plane mirror _________ reflects 100 percent light falling on it.
What do you understand by the Light?
Draw a neat diagram of reflecting periscope.
Draw diagrams to show the difference between regular and irregular reflection.
Out of the following, choose the substance which is translucent medium:
The angle between an incident ray and the mirror is 350.
(i) What is the angle of incidence?
(ii) What is the angle of reflection?
(iii) What is the total angle turned by the ray of light?
(iv) What is the angle between the incident and the reflected rays?
Match the following:
| 1. | Vegetable oil | a. | Transparent |
| 2. | Glass | b. | Translucent |
| 3. | Wood | c. | Waterproof |
| 4. | Aluminum foil | d. | Opaque |
Which material is transparent?
