Elementary Lessons in Heat, Light & SoundMacmillan, 1891 - 282 páginas |
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Página 5
... tube . coloured by a little litmus tincture or solution of indigo ; push the cork in so as to force the coloured water half - way up the tube and see that no air is en- closed below the cork . Make a movable index out of a piece of card ...
... tube . coloured by a little litmus tincture or solution of indigo ; push the cork in so as to force the coloured water half - way up the tube and see that no air is en- closed below the cork . Make a movable index out of a piece of card ...
Página 6
... tube , which should be provided with a movable index as before . The instrument now forms a fairly sensitive thermoscope ; by watching the movements of the column of water you can find out when heat is imparted to , or taken away from ...
... tube , which should be provided with a movable index as before . The instrument now forms a fairly sensitive thermoscope ; by watching the movements of the column of water you can find out when heat is imparted to , or taken away from ...
Página 7
... tube and filling it with coloured water or some other liquid the liquid should then be warmed and the open end of the tube sealed . But how is the thermometer to be graduated ? You might affix a paper or cardboard scale to it and divide ...
... tube and filling it with coloured water or some other liquid the liquid should then be warmed and the open end of the tube sealed . But how is the thermometer to be graduated ? You might affix a paper or cardboard scale to it and divide ...
Página 8
... tube , i.e. a tube with a very fine bore . On account of the contained air and the fine- ness of the bore the bulb cannot be filled by pouring mercury down , but if you gently warm it so as to expel some of the air , Fig . 4 ...
... tube , i.e. a tube with a very fine bore . On account of the contained air and the fine- ness of the bore the bulb cannot be filled by pouring mercury down , but if you gently warm it so as to expel some of the air , Fig . 4 ...
Página 9
... tubes , and do not graduate them until about a year or so after they are filled . 7. Marking the Melting - point . In order to determine the lower fixed point the bulb and part of the stem of the ther- mometer must be covered with ...
... tubes , and do not graduate them until about a year or so after they are filled . 7. Marking the Melting - point . In order to determine the lower fixed point the bulb and part of the stem of the ther- mometer must be covered with ...
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Términos y frases comunes
A. W. VERRALL amount of heat angle of incidence Assistant Master beam boiling boiling-point bulb Cambridge candle centimetres CHEMISTRY coefficient coloured concave lens concave mirror condensation convex lens cooling cork distance diverge Edited ELEMENTARY English equal equation expansion experiment EXPT FASNACHT Fcap flame flask focal length front G. E. FASNACHT Geometrical grammes GREEK HISTORY Illustrated image is formed inches incident ray increases interval ISAAC TODHUNTER J. P. MAHAFFY latent heat lenses liquid LL.D M.A. Cr Mathematics melt mercury observer Owens College paper passes placed position pressure principal axis principal focus prism produced Prof Professor pulse radiation rarefaction ray of light real image reflected refracted ray revised School screen shown in Fig side sound source of light specific heat steam string surface temperature thermometer Translated TREATISE Trinity College University velocity vibration vibration-number volume water-vapour wire
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