Practice Questions
| 1. |
SI units of sound waves
Difficulty: easy |
4
|
| 2. |
Sound waves and their nature
Difficulty: easy |
2
|
| 3. |
Wavelength of a sound wave
Difficulty: medium |
3
|
| 4. |
Wavelength
Difficulty: medium |
4
|
| 5. |
Frequency
Difficulty: medium |
4
|
| 6. |
Echo and its applications
Difficulty: hard |
7
|
| 7. |
Wavelength and Echo
Difficulty: hard |
5
|