Chemical News and Journal of Industrial Science, Tomy 127-128Chemical news office., 1923 |
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Strona 6
... Electric Current of very Low Intensity on the Rate of Growth of the Coleoptile of Barley . or The coleoptile ( sheathed plumule young stem ) of barley seedlings are exposed to an electric discharge from a point charged positively to ...
... Electric Current of very Low Intensity on the Rate of Growth of the Coleoptile of Barley . or The coleoptile ( sheathed plumule young stem ) of barley seedlings are exposed to an electric discharge from a point charged positively to ...
Strona 16
... Electric Waves , and Wire- less Telephony , by J. A. FLEMING . Pp . VIII . + 326. The Wireless Press , Ltd. , 12 & 13 , Henrietta Street , Strand , Lon- don , W.C.2 . New York , Sydney , Mel- bourne , Madrid , Genoa , and Amsterdam ...
... Electric Waves , and Wire- less Telephony , by J. A. FLEMING . Pp . VIII . + 326. The Wireless Press , Ltd. , 12 & 13 , Henrietta Street , Strand , Lon- don , W.C.2 . New York , Sydney , Mel- bourne , Madrid , Genoa , and Amsterdam ...
Strona 29
... electric tester , Tagliabue's open and closed cups , the Elliott cup , and the Bureau of Mines tester . Lubricating oils are of great variety , and the requirements vary with the purpose for which they are used . All should have high ...
... electric tester , Tagliabue's open and closed cups , the Elliott cup , and the Bureau of Mines tester . Lubricating oils are of great variety , and the requirements vary with the purpose for which they are used . All should have high ...
Strona 44
... electricity ; ions and electrons ; photo - electric effect and its converse ; glimpses of the quantum hypothesis ; radio- activity ; nuclear charge and atomic num- ber ; the atom as a planetary system ; laws of radio - active ...
... electricity ; ions and electrons ; photo - electric effect and its converse ; glimpses of the quantum hypothesis ; radio- activity ; nuclear charge and atomic num- ber ; the atom as a planetary system ; laws of radio - active ...
Strona 49
... electric waves which Hertz produced in his laboratory were 60 cms . long . It was not until 1895 that Lebedew ob- tained electric waves which had a length of 6 mms . Lampa , about the same time , had produced waves of 4 mms . in length ...
... electric waves which Hertz produced in his laboratory were 60 cms . long . It was not until 1895 that Lebedew ob- tained electric waves which had a length of 6 mms . Lampa , about the same time , had produced waves of 4 mms . in length ...
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