Crookes radiometer


nounOptics.

Origin of Crookes radiometer

1
First recorded in 1880–85; after Sir W. Crookes

Words Nearby Crookes radiometer

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How to use Crookes radiometer in a sentence

British Dictionary definitions for Crookes radiometer

Crookes radiometer

noun
  1. 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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