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प्रश्न
Write true or false
The moon has its own light.
पर्याय
True
False
उत्तर
False
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संबंधित प्रश्न
How do we see objects around us ?
Write true or false of the following statement.
We can see an object through an opaque medium.
Fill in the blank.
Light travels in a ................. path.
Fill in the blank
There are ........... and man-made ............ of light.
Fill in the blank
A ............. is formed when the path of light is obstructed by an ..............
Match the following
| Column A | Column B |
| 1. Transparent object | i. Football |
| 2. Eclipses | ii. Glass |
| 3. Translucent object | iii. Fluorescent tube |
| 4. Luminous object | iv. Tracing paper |
| 5. Non - luminous object | v. Shadows |
State whether true or false. If false, correct the statement.
If a ray of light passes obliquely from one medium to another, it does not suffer any deviation.
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.
If the energy of incident beam and the scattered beam is the same, then the scattering of light is called as ______ scattering.
Boojho and Paheli were given one mirror each by their teacher. Boojho found his image to be erect and of the same size whereas Paheli found her image erect and smaller in size. This means that the mirrors of Boojho and Paheli are, respectively
