Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
physics demonstration apparatus
|
| gptkbp:alsoKnownAs |
flame tube
|
| gptkbp:category |
gptkb:education_technology
scientific demonstration |
| gptkbp:consistsOf |
gas supply
metal tube small holes along its length speaker or sound source |
| gptkbp:demonstrates |
standing waves
acoustic resonance |
| gptkbp:effect |
flame height varies with pressure nodes and antinodes
|
| gptkbp:field |
acoustics
physics |
| https://www.w3.org/2000/01/rdf-schema#label |
Rubens tube
|
| gptkbp:introducedIn |
1905
|
| gptkbp:inventedBy |
gptkb:Heinrich_Rubens
|
| gptkbp:length |
typically 1 to 2 meters
|
| gptkbp:material |
metal (usually steel or aluminum)
|
| gptkbp:operates |
filling tube with flammable gas
igniting gas at holes introducing sound waves at one end |
| gptkbp:relatedTo |
standing wave
flame visualization sound wave |
| gptkbp:usedFor |
visualizing sound waves
|
| gptkbp:bfsParent |
gptkb:Heinrich_Rubens
|
| gptkbp:bfsLayer |
5
|