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प्रश्न
Write the names of some transparent objects.
एक शब्द/वाक्यांश उत्तर
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उत्तर
Glass, water, air, etc.
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संबंधित प्रश्न
Match the following columns
| Column A | Column B |
| a. Wooden block | i. new moon's day |
| b. Sun | ii. rectilinear propagation of light |
| c. Umbra | iii. opaque body |
| d. Eclipse | iv. luminous body |
| e. Solar eclipse | v. complete dark park |
Name any four man made sources of light.
Write the names of some cold light-emitting objects.
Tick the correct answer.
A tube light is a
Answer the following.
What is light?
Match the following.
| Group A | Group B |
| (a) Mirror | (1) Non-luminous |
| (b) Firefly | (2) Inverted image |
| (c) Pinhole camera | (3) Reflection |
| (d) Moon | (4) Luminous |
________ objects allow all the light to pass through them.
Light is a form of ______.
a) Draw ray diagrams to show how the image is formed using a concave mirror, when the position of object is:
- at C
- between C and F
- between F and P of the mirror.
b) Mention the position and nature of image in each case.
A ray of the light incident along normal to the mirror ______ its path.
