The Life of Sir Isaac NewtonGall & Inglis, 1900 - 346 páginas |
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Página 22
... force, bringing the violet rays to a focus nearer the glass than the red rays. This is shown in Fig. 2, where LL is a convex lens and SL, SL rays of the sun falling upon it in parallel directions. The violet rays existing in the white ...
... force, bringing the violet rays to a focus nearer the glass than the red rays. This is shown in Fig. 2, where LL is a convex lens and SL, SL rays of the sun falling upon it in parallel directions. The violet rays existing in the white ...
Página 49
... force of argument the various objections of his opponent, and maintained the truth of his doctrine of colours, as independent of the two hypotheses respecting the origin and production of light. He acknowledged his own partiality to the ...
... force of argument the various objections of his opponent, and maintained the truth of his doctrine of colours, as independent of the two hypotheses respecting the origin and production of light. He acknowledged his own partiality to the ...
Página 52
... force of an axiom.* Even the shortness of the spec- * In an experiment made by Newton, he had occasion to counteract the refraction of a prism of glass by another prism of water ; and had he completed the experiment, and studied the ...
... force of an axiom.* Even the shortness of the spec- * In an experiment made by Newton, he had occasion to counteract the refraction of a prism of glass by another prism of water ; and had he completed the experiment, and studied the ...
Página 68
... force of the medium, and be refracted and transmitted; but if the repulsive axis is in the direction of the particle's motion when it reaches the surface, it will yield to the repulsive force of the medium, and be reflected from it. The ...
... force of the medium, and be refracted and transmitted; but if the repulsive axis is in the direction of the particle's motion when it reaches the surface, it will yield to the repulsive force of the medium, and be reflected from it. The ...
Página 79
... forces to perform the same office. The reluctance with which he avails himself of this expedient, is well marked in the mode of expression which he adopts ; and I am persuaded that when he wrote the above passage, he felt the full force ...
... forces to perform the same office. The reluctance with which he avails himself of this expedient, is well marked in the mode of expression which he adopts ; and I am persuaded that when he wrote the above passage, he felt the full force ...
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afterwards appear astronomical attraction Biot blue bodies calculus Cambridge celebrated centre colours Colsterworth comets communicated composed consequence considered contained curves death deduced degree Descartes differential calculus discoveries distance doctrine earth edition exhibited experiments force fringes Galileo genius glass Grantham gravity Gregory Halley heat honour Hooke Huygens inquiries invention James Gregory John Newton Keill Kepler labours Leibnitz lens letter libration London manuscript mathematical maxima and minima ment method of fluxions mind moon motion nature never Newtonian philosophy observations Oldenburg opinion Optics orbit papers particles phenomena philosopher planets possession Principia principles prism produced Professor published rays received reflecting telescope reflexion refraction refrangibility remarkable Royal Society scholium Sir Isaac Newton spectrum specula speculum stars supposed surface theory thin plates thought tion transmitted Trinity College truth Tycho universe views violet Whiston white light Woolsthorpe yellow