An Elementary Treatise on Heat |
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Page vi
... shewn in the sequel that the denial of one form of perpetual motion involves the principle of the conservation of energy , ' while the denial of another form involves the principle of the dissipation of energy . ' ' In our ignorance of ...
... shewn in the sequel that the denial of one form of perpetual motion involves the principle of the conservation of energy , ' while the denial of another form involves the principle of the dissipation of energy . ' ' In our ignorance of ...
Page vii
... shewn near the beginning of this work that even if we are ignorant of this proper method there is yet an advantage in employing an air thermometer . This advantage consists in the fact that we may use any permanent gas we choose for our ...
... shewn near the beginning of this work that even if we are ignorant of this proper method there is yet an advantage in employing an air thermometer . This advantage consists in the fact that we may use any permanent gas we choose for our ...
Page 17
... shewn ( Art . 52 ) that this mercury when raised to 212 ° will have the volume 1.0182 nearly , and also ( Art . 40 ) we may perhaps suppose that the internal capacity of the glass up to freezing - point mark will have , when raised to ...
... shewn ( Art . 52 ) that this mercury when raised to 212 ° will have the volume 1.0182 nearly , and also ( Art . 40 ) we may perhaps suppose that the internal capacity of the glass up to freezing - point mark will have , when raised to ...
Page 22
... shewn that the indication of such an instrument agrees very nearly with that of a Rutherford's minimum thermometer ... shewing the dif- ference 22 TEMPERATURE , AND ITS.
... shewn that the indication of such an instrument agrees very nearly with that of a Rutherford's minimum thermometer ... shewing the dif- ference 22 TEMPERATURE , AND ITS.
Page 26
... shewn in the figure ) fixed at one end is forced to ex- pand by means Fig . 8 . of heat , and to press against the cross piece in the direction denoted by the arrow - head . This pressure will move the cross piece and turn round the ...
... shewn in the figure ) fixed at one end is forced to ex- pand by means Fig . 8 . of heat , and to press against the cross piece in the direction denoted by the arrow - head . This pressure will move the cross piece and turn round the ...
Contents
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Common terms and phrases
absorbs absorption acid amount of heat antimony aqueous vapour atmosphere bismuth body boiling point Boyle's law Bromine bulb calorimeter carbon carbonic acid chemical coefficient cold colour column condensed conductivity constant temperature dark heat denote density dilatation Dulong and Petit electric enclosure energy equal ether evaporation excess of temperature expansion experiments Fahr flow of heat freezing galvanometer gases Gay Lussac glass gravity heating effect hence high temperature inches of mercury increase instrument iron lamp-black latent heat light liquid luminous means melting metals method millimètres nearly nitrous oxide observed obtained particles pass perature plate polarized pound pressure produced quantity of heat radiant heat radiation rays reflected refrangibility regard Regnault result rock salt shew shewn solid source of heat specific gravity specific heat steam substance suppose surface thermometer tourmaline tube vacuo velocity of cooling vessel volume wave length weight
Popular passages
Page 304 - That the quantity of heat produced by the friction of bodies, whether solid or liquid, is always proportional to the quantity of force expended.
Page 66 - The straight line or distance between the centres of the transverse lines in the two gold plugs in the bronze bar deposited in the Office of the Exchequer shall be the genuine standard of length at 62° F., and if lost it shall be replaced by means of its copies.
Page 66 - May one thousand eight hundred and twenty-five, the Straight Line or Distance between the Centres of the Two Points in the Gold Studs in the Straight Brass Rod, now in the Custody of the Clerk of the House of Commons, whereon the Words and Figures
Page 80 - ... passing from the solid to the liquid, and from the liquid to the gaseous form, or the contrary, occasioning endless vicissitudes of temperature over the globe.
Page 82 - ... thermometer, this will very often be sufficient to produce solidification, if not drop in a small crystal. The mass solidifies at once and the temperature rises very considerably. 112. Laws of Fusion. We may thus sum up our results with the following laws of fusion. (1) A substance begins to melt at a temperature, which is constant for the same substance, if the pressure be constant, and is called the melting-point.