opticks book(10)

 [ 8 ] a lot of when the celebrity manner, if ACBD (in Fig. three ] reprefent a Glafs ſpherically gibbous on each each (uſually referred to as a Lens, ſuch as could be a could be a, or Spectacle glaſs, or AN Object glaſs of a Teleſcope) and or not it's needed to understand however lightweight falling upon it from any lucid purpose Q ſhall be refracted, let Q M repreſent a Ray falling upon any purpose M of its firſt ſpherical Surface ACB, and by building a Perpendicular to the Glaſs at the purpose M, notice the firſt re- fracted Ray M N by the Proportion of the Sines seventeen to eleven. Let that Ray in going out of the Glaſs be incident upon N, and so notice the ſecond refracted Ray weight unit by the Proporti- on of the Sines eleven to seventeen. And when the ſame manner might the Refraction be found once the Lens is gibbous on one ſide and Plane or Con- cave on the opposite, or bowl-shaped on each each. A X. VI. Homogeneal Rays that ensue feveral Points of any Object, and fall sh

J. Robert Oppenheimer Quotes

  I am become death, the destroyer of worlds. The individual thinks typically|this can be} often the only of all potential worlds. The intellect fears it's true. Both the person of science and conjointly the person of action live invariably at the sting of mystery, encircled by it. There area unit youngsters participating in at intervals the streets World Health Organization might solve variety of my high problems in physics, as a results of they have modes of sensory perception that I lost manner back. No man have to be compelled to escape our universities whereas not knowing but little or no he's attentive to. The plutonium bomb created the prospect of future war unendurable. it's junction rectifier North yank country up those previous couple of steps to the mountain pass; and on the way aspect there is a distinctive country. Access to the Vedas is that the greatest privilege this century might claim over all previous centuries. It is a profound and necessary truth that t

Quotes E. O. Wilson

 E. O. Wilson/Quotes Nature holds the key to our aesthetic, intellectual, psychological feature and even religious satisfaction. By any affordable live of feat, the religion of the Enlightenment thinkers in science was even. Blind religion, despite however turbulently expressed, won't fulfill. Science for its half can check unrelentingly each assumption regarding the human condition. There is no higher high than discovery. Every major faith nowadays may be a winner within the Darwinian struggle waged among cultures, and none ever flourished by tolerating its rivals. True character arises from a deeper well than faith. To the extent that philosophical positions each confuse North American country and shut doors to any inquiry, they're doubtless to be wrong. Political ideology will corrupt the mind, and science. If history and science have instructed North American country something, it's that keenness and need don't seem to be constant as truth. It's like having natu

Opticks Book(7)

 [ 7 ] Circumference in E, and joyning metallic element, this Line metallic element fhall be the road of the refracted Ray. For if E F be let fall sheer on the Line PQ, this Line E F fhall be the trigonometric function of Re- fraction of the Ray metallic element, the Angle of Refraction being ECQ; and this trigonometric function E F is adequate to DH, and conſequently in Proportion to the trigonometric function of Incidence AD as three to four. In like manner, if there be a Priſm of Glaſs (that could be a could be a with 2 Equal and Parallel Triangular ends, and 3 plain and well poliſhed Sides, that meet in 3 Parallel Lines running from the 3 Angles of 1 finish to the 3 Angles of the opposite end) and if the Refraction of the sunshine in pafling croſs this Priſm be deſired: Let ACB [in F'ig. 2.] repreſent a Plane cutting this Priſm tranverfly to its 3 Parallel lines or edges there wherever the sunshine the sunshine it, and let D E be the Ray inci- dent upon the firſt ſide of the Pr

Top 9 Aristotle Quotes

 We square measure what we tend to repeatedly do. Excellence, then, isn't Associate in Nursing act, however a habit. The whole is quite the total of its components. A friend to all or any may be a friend to none. Man is naturally a political animal. Happiness depends upon ourselves. Patience is bitter, however its fruit is nice. One swallow doesn't create a summer, neither do you fine day; equally at some point or transient time of happiness doesn't create someone entirely happy. The law is reason, free from passion. Educating the mind while not educating the center isn't any education in the least. It is the mark of an informed mind to be able to entertain an idea while not acceptive it.   

opticks newton book

 [ 6 ] Refraction be created out of Air into Water, the sin of Incidence of the red light-weight is to the sin of its Refraction as four to three.  If out of Air into Glafs, the Sines square measure as I7 to II. In light-weight of alternative colors the Sines produce other Proportions: however the distinction is FO very little that it want feldom be confidered. Suppofe so, that R S [ in Fig. I. ] repre-fents the Surface of ftagnating Water, which C within the purpose of Incidenec within which any Ray coming back within the Air from A within the Line A C is mirrored or refracted, and that i would understand whither this Ray fhall follow Reflexion: I erectupon the Surface of the Water from the purpose of Incidence the Perpendicular C P and turn out it downwardly to letter, and conclude by the firft Axiom, that the Ray when Reflexion and Re-fraction, Fhall be Found fomewhere within the Plane of the Angle of Incidence A C P made. I Let fall so upon the Perpendicular C P the sin of Incidenc