Suche Bilder Maps Play YouTube News Gmail Drive Mehr »
Anmelden
Books Bücher 1 - 10 von 14 in Now the square of 12 is 144, and the square of 17 is 289. Twice 144 is 288. The light...
" Now the square of 12 is 144, and the square of 17 is 289. Twice 144 is 288. The light of these candles, therefore, is as 288 to 289. They therefore balance each other as nearly as possible. Similarly I can balance a gas-light against a candle. I have... "
The Journal of Science, and Annals of Astronomy, Biology, Geology ... - Seite 240
herausgegeben von - 1876
Vollansicht - Über dieses Buch

Chemical News and Journal of Industrial Science, Bände 33-34

Sir William Crookes - 1776
...experiments show how conveniently and accuately this instrument can be used as a photometer. By jalancing a standard candle on one side against any source of...latter in terms of a candle is readily shown ; thus, ¡n the last :xperiment the standard candle 48 inches off is balanced эу a gas-flame 113 inches off....
Vollansicht - Über dieses Buch

Proceedings of the Royal Society of London, Band 24

1876
...behind solution of sulphate of copper . . 6 „ „ „ alum plate 14 „ A small gas-burner 113 „ These experiments show how conveniently and accurately...; thus in the last experiment the standard candle 48 inches off was balanced by a gas-flame 113 inches off. The lights were therefore in the proportion...
Vollansicht - Über dieses Buch

Proceedings of the Royal Society of London, Band 24

1876
...behind solution of sulphate of copper . . 6 „ „ „ alum plate 14 „ A small gas-burner 113 „ These experiments show how conveniently and accurately...on the other, the value of the latter in terms of a caudle is readily shown ; thus in the last experiment the standard candle 48 inches off was balanced...
Vollansicht - Über dieses Buch

Crookes's Radiometer: An Instrument which Revolves Continuously Under the ...

1876 - 43 Seiten
...scale. Cut the other one off and obscure the first, and the spot of light flies to the other side. By balancing a standard candle on one side against...the latter in terms of a candle is readily shown. In practical Work on photometry it is often required to ascertain the value of gas. Gas is spoken of...
Vollansicht - Über dieses Buch

Chemical News and Journal of Industrial Science, Bände 35-36

1877
...„ i candle, behind alum plate 5 millims. thick 14 ,, A small gas-flame (bat's-wing) .. 113 „ 140. These experiments show how conveniently and accurately...thus, in the last experiment, the standard candle 48 inches off was balanced by a small gas-flame 113 inches off. The lights were therefore in the proportion...
Vollansicht - Über dieses Buch

THE CHEMICAL NEWS AND JOURNAL OF PHYSICAL SCIENCE.

WILLIAM CROOKES, F.R.S., & C. - 1877
...heat can be balanced on one side against light and colour on the other side (109, no). 140. T..ese experiments show how conveniently and accurately this...thus, in the last experiment, the standard candle 48 inches off was balanced by a small gas-flame 113 inches off. The lights were therefore in the proportion...
Vollansicht - Über dieses Buch

Elements of Physics Or Natural History

Neil Arnott - 1877 - 873 Seiten
...accurate measurement. A candle on each side of the apparatus keeps the index ray of light at zero. By balancing a standard candle on one side against...the latter, in terms of a candle, is readily shown. 800. The real darkness of a shadow, depends much on the extent and nature of the light-reflecting surfaces...
Vollansicht - Über dieses Buch

The Journal of the Royal institution of Great Britain. Notices of ..., Band 8

Royal institution of Great Britain - 1879
...; each candle is pushing the pith equally 1s76.] on the Mechanical Action of Light. V H FIC. 6, H 6 in opposite directions, and the luminous index remains...off. The lights are therefore in the proportion of 122 to 282, or as 1 to 5 ' 4. The gas-burner is therefore equal to about 5^ candles. In practical work...
Vollansicht - Über dieses Buch

Notices of the Proceedings at the Meetings of the Members of the ..., Band 8

Royal Institution of Great Britain - 1879
...opposite directions, and the luminous index remains at zero. When, however, 1 cut one candle nil', the candle on the opposite side exerts its full influence,...off. The lights are therefore in the proportion of 122 to 283, or as 1 to 5 • 4. The gas-burner is therefore equal to about 5£ candles. In practical...
Vollansicht - Über dieses Buch

Proceedings, Band 8

Royal Institution of Great Britain - 1879
...against a candle. I have a small gas-burner here, which I place 28 inches off on one side, and yon see it balances the candle 12 inches off. These experiments...off. The lights are therefore in the proportion of 122 to 282, or as 1 to 5 - 4. The gas-burner is therefore equal to about 5£ candles. In practical...
Vollansicht - Über dieses Buch




  1. Meine Mediathek
  2. Hilfe
  3. Erweiterte Buchsuche
  4. EPUB herunterladen
  5. PDF herunterladen