Crookes radiometer
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Crookes radiometer
n
(General Physics) physics a type of radiometer consisting of an evacuated glass bulb containing a set of lightweight vanes, each blackened on one side. The vanes are mounted on a vertical axis and revolve when light, or other radiant energy, falls on them
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| Noun | 1. | Crookes radiometer - electromagnetic radiometer consisting of a small paddlewheel that rotates when placed in daylight radiometer - meter to detect and measure radiant energy (electromagnetic or acoustic) |
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