File:Joule's Apparatus (Harper's Scan).png

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Summary

Engraving of James Joule's apparatus for measuring the mechanical equivalent of heat, in which altitude potential energy from the weight on the right is converted into heat at the left, through stirring of water.

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File history

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Date/TimeThumbnailDimensionsUserComment
current09:12, 6 January 2017Thumbnail for version as of 09:12, 6 January 20171,684 × 1,387 (382 KB)127.0.0.1 (talk)Engraving of James Joule's apparatus for measuring the mechanical equivalent of heat, in which altitude potential energy from the weight on the right is converted into heat at the left, through stirring of water.
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