Natural philosophy, tr. and ed. from Cours élémentaire de physique by E. Atkinson1884 |
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Página xi
... MIRRORS · 319 329 349 THROUGH PRISMS AND THROUGH LENSES • 357 V. DECOMPOSITION OF LIGHT BY PRISMS • 376 VI . EFFECTS OF COLOUR IN LENSES . ACHROMATISM . • 391 VII . OPTICAL INSTRUMENTS 394 VIII . OPTICAL RECREATIONS 406 BOOK VII . ON ...
... MIRRORS · 319 329 349 THROUGH PRISMS AND THROUGH LENSES • 357 V. DECOMPOSITION OF LIGHT BY PRISMS • 376 VI . EFFECTS OF COLOUR IN LENSES . ACHROMATISM . • 391 VII . OPTICAL INSTRUMENTS 394 VIII . OPTICAL RECREATIONS 406 BOOK VII . ON ...
Página 82
... mirror . The curvature is , however , easily observed on large surfaces like those of the sea . For if this surface were perfectly level , a ship in sailing away from the shore would only cease to be visible in consequence of increasing ...
... mirror . The curvature is , however , easily observed on large surfaces like those of the sea . For if this surface were perfectly level , a ship in sailing away from the shore would only cease to be visible in consequence of increasing ...
Página 166
... two parabolic mirrors placed at some distance opposite each other . At a certain position in front of one of them , called the focus , is placed a watch -168 ] Echoes and Resonance . 167 or other convenient. 166 [ 166- On Sound .
... two parabolic mirrors placed at some distance opposite each other . At a certain position in front of one of them , called the focus , is placed a watch -168 ] Echoes and Resonance . 167 or other convenient. 166 [ 166- On Sound .
Página 167
... mirror are thrown back in parallel rays . If these parallel rays fall on the second mirror , they are reflected to its Fig . 153 . focus , so that if an ear be placed there , the sound - waves are con- centrated in the ear , and the ...
... mirror are thrown back in parallel rays . If these parallel rays fall on the second mirror , they are reflected to its Fig . 153 . focus , so that if an ear be placed there , the sound - waves are con- centrated in the ear , and the ...
Página 169
... mirrors on sound . Whispering galleries are formed of smooth walls , having a con- tinuous curved form . The mouth of the speaker is presented at one point , and the ear of the hearer at another and distant point . In this case , the ...
... mirrors on sound . Whispering galleries are formed of smooth walls , having a con- tinuous curved form . The mouth of the speaker is presented at one point , and the ear of the hearer at another and distant point . In this case , the ...
Outras edições - Ver tudo
Natural philosophy, tr. and ed. from Cours élémentaire de physique by E ... Adolphe Ganot Visualização integral - 1872 |
Natural Philosophy, Tr. and Ed. from Cours Elementaire de Physique by E ... Adolphe Ganot Pré-visualização indisponível - 2015 |
Natural Philosophy, Tr. and Ed. from Cours Elementaire de Physique by E ... Adolphe Ganot Pré-visualização indisponível - 2015 |
Palavras e frases frequentes
acid action apparatus atmosphere atmospheric pressure attraction axis barometer battery body brass called camera obscura carbon carbonic acid chemical coil colour concave condensing conductor connected consists convex lens copper Crown 8vo cylinder density diameter direction disc distance earth effects elastic force electricity electrified electromagnet electroscope equal equilibrium expansion experiment fixed focus galvanometer gases glass greater heat Hence horizontal hydrogen hydrometer immersed inches instrument insulated iron layer lens lenses lever Leyden jar light liquid luminous machine magnet magnetised means mercury metal millimetres mirror molecules motion needle negative number of vibrations object observed oscillations passes pendulum phenomena piston placed plate pole position pressure principle produced quantity rays reflected refraction represented in fig rise seen solid sound specific gravity steam substances sulphuric acid surface temperature thermometer tion traversed tricity tube velocity vertical vessel vols voltaic voltaic pile weight wire zinc
Passagens conhecidas
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Página 620 - Cabinet Edition of Stories and Tales by Miss Sewell. Crown 8vo. cloth extra, gilt edges, price 3*. 6d. each:— Amy Herbert. Cleve Hall. The Earl's Daughter. Experience of Life. Gertrude. Ivors. A Glimpse of the World. Katharine Ashton. Laneton Parsonage. Margaret Percival. Ursula. Novels and Tales by the Earl of Beaconsfleld, KG
Página 59 - Pressure exerted anywhere upon a mass of liquid is transmitted undiminished in all directions, and acts with the same force on all equal surfaces and in a direction at right angles to those surfaces. To get a clearer idea of the truth of this principle, let us conceive a
Página 90 - The unit of the measure of capacity is the litre or cubic decimetre. The unit of weight is the gramme, which is the weight of a cubic centimetre of distilled water at 4° C. The kilogramme contains 1,000 grammes, or is the weight of a decimetre of distilled water at 4° C. The gramme equals 15-443 grains.
Página 620 - Barchester Towers. The Warden. By Major Whyte-Melville. Digby Grand. General Bounce, Kate Coventry. The Gladiators. Good for Nothing. Holmby House. The Interpreter. The Queen's Maries. By Various Writers. The Atelier dn Lys.
Página 115 - It is in England commonly called Boyle's law, and, on the Continent, Mariotte's law. It is as follows :— ' The temperature remaining the same, the -volume of a given quantity of gas is inversely as the pressure which it bears? This law
Página 306 - calculated that if the total quantity of heat which the earth receives from the sun in the course of a year were employed to melt ice, it would be capable of melting a layer of ice all round the earth of 35 yards in thickness.
Página 537 - propounded a most ingenious theory, based on the analogy which exists between solenoids and magnets, by which all magnetic phenomena may be referred to electrodynamical principles. Instead of attributing magnetic phenomena to the existence of two fluids, Ampere assumed that each individual molecule of a magnetic substance is traversed by a closed electric current.
Página 618 - Northcott's Lathes and Turning. 8vo. 18*. Payen's Industrial Chemistry Edited by BH Paul, Ph.D. 8vo. 42*. Piesse's Art of Perfumery. Fourth Edition. Square crown 8vo. 21*. Bennett's Treatise on the Marine Steam Engine. 8vo. 21*. Stoney's Theory of Strains in Girders. Royal 8vo. 36*.
Página 307 - Faraday calculated that the average amount of heat radiated in a day on each acre of ground in the latitude of London is equal to that which would be produced by the combustion of sixty sacks of coal.