Theory
Practice Questions
| 1. |
Sources of light
Difficulty: easy |
2
|
| 2. |
Periscope
Difficulty: easy |
2
|
| 3. |
Kaleidoscope
Difficulty: easy |
1
|
| 4. |
Luminous and non-luminous objects
Difficulty: medium |
2
|
| 5. |
Pinhole camera
Difficulty: medium |
1
|
| 6. |
Lateral inversion
Difficulty: medium |
1
|
| 7. |
Shadow formation
Difficulty: medium |
2
|
| 8. |
Types of materials
Difficulty: hard |
3
|
| 9. |
Properties of a plane mirror
Difficulty: hard |
3
|