File:EB9 Geysers - J. H. J. Müller apparatus.jpg

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Description
English: Drawing of apparatus of J. H. J. Müller to simulate a geyser. If the tube ab be filled with water and heated at two points, first at a and then at b, the following succession of changes is produced. The water at a beginning to boil, the superincumbent column is consequently raised, and the stratum of water which was on the point of boiling at b being raised to d is there subjected to a diminished pressure; a sudden evolution of steam accordingly takes place at d, and the superincumbent water is violently ejected. Received in the basin c, the air—cooled water sinks back into the tube, and the temperature of the whole column is consequently lowered; but the under strata of water are naturally those which are least affected by the cooling process; the boiling begins again at a, and the same succession of events is the result.
Date published 1879
Source Encyclopædia Britannica (9th ed.), v. 10, 1879, p. 557.
Author J. H. J. Müller
Permission
(Reusing this file)
Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

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current18:20, 19 December 2015Thumbnail for version as of 18:20, 19 December 2015312 × 921 (71 KB)Library Guy{{Information |Description ={{en|1=Drawing of apparatus of J. H. J. Müller to simulate a geyser. If the tube ''ab'' be filled with water and heated at two points, first at ''a'' and then at ''b'', the following succession of changes is produced....