Abstract
IN a recent communication, Robson and von Engel1 have suggested that Tanberg's explanation of the reaction force on the cathode of an arc in vacuum is incorrect, and that the mass used in his momentum equation should have been a hundred times larger, giving rise to a more ‘reasonable’ particle velocity of 104 cm./sec. rather than 106 cm./sec.
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References
Nature, 179, 625 (1957).
Easton, Lucas, and Creedy, Elect. Eng., 1454 (1934).
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REECE, M. The Tanberg Effect. Nature 180, 1347 (1957). https://doi.org/10.1038/1801347a0
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DOI: https://doi.org/10.1038/1801347a0