force exerted on a body by light incident on it; cf. radiation pressure n. at radiation, n. compounds 2.
| 单词 | θ78697 |
| 释义 | the world > matter > physics > electromagnetic radiation > [noun] > pressure exerted by (3) light pressure1893 force exerted on a body by light incident on it; cf. radiation pressure n. at radiation, n. compounds 2. radiation pressure1901 mechanical pressure exerted by electromagnetic radiation or by sound waves. Subcategories:— broadening of spectral lines (1) |
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