bn:00066317n
Noun Concept
EN
Rayleigh disk
EN
An acoustic radiometer consisting of a light disk suspended from a quartz thread; when exposed to a progressive sound wave its torque can measure velocity WordNet 3.0
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EN
An acoustic radiometer consisting of a light disk suspended from a quartz thread; when exposed to a progressive sound wave its torque can measure velocity WordNet 3.0 & Open English WordNet
WordNet 3.0 & Open English WordNet