- Measure the change of frequency of the emitting moving body
- Measure the speed of sound
- Measure the speed of the moving body
- All recordings and data processing are performed with the sound card of your computer and the free software Audacity
The moving body is equipped with a buzzer emitting a sound of 4080 Hz, propelled by a rubber band. The rubber band tension can be modified to be able to vary the moving body speed. 2 microphones are supplied with the bench: the first one at the beginning of the bench, the second one at the end.
The distance between the 2 microphones can be modified and measured with the scale on the bench. The signal of the 2 microphones can be recorded and processed with the sound card of the user’s computer and the free software Audacity.
- Measure the speed of sound
- Measure the speed of the moving body
- All recordings and data processing are performed with the sound card of your computer and the free software Audacity
The moving body is equipped with a buzzer emitting a sound of 4080 Hz, propelled by a rubber band. The rubber band tension can be modified to be able to vary the moving body speed. 2 microphones are supplied with the bench: the first one at the beginning of the bench, the second one at the end.
The distance between the 2 microphones can be modified and measured with the scale on the bench. The signal of the 2 microphones can be recorded and processed with the sound card of the user’s computer and the free software Audacity.
Eigenschaften
- 836406