Holes prevent sound from passing through plate

Moderator: Astro

Reageer

Bericht 15-09-'08, 19:39

Wien Ee

Gebruikersavatar
Berichten: 3.135

Holes prevent sound from passing through plate

The best way to silence a noisy piece of machinery could be to drill holes in the casing that surrounds it. That is the remarkable conclusion of physicists, who have discovered that an array of holes in a solid plate actually reduces the amount of sound it transmits at certain wavelengths.


Lees meer ... Physicsworld
Heb je interesse in journalistiek? Wij zoeken versterking! Speurwerk, deel van het team, meer weten: klik.
Omhoog
Reageer

Terug naar “Wetenschappelijk Nieuws”