Geometrical Optics: Adapted to the Use of the Higher Classes in Schools, EtcMacmillan, 1870 - 130 sider |
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Resultat 1-5 av 49
Side v
... an early instance , is pro- bably an entirely new one to the reader's mind . So also is the idea of a caustic curve , and the subject abounds with similar new considerations . But the chief advantage that this subject possesses appears to.
... an early instance , is pro- bably an entirely new one to the reader's mind . So also is the idea of a caustic curve , and the subject abounds with similar new considerations . But the chief advantage that this subject possesses appears to.
Side 30
... again to the left of A , approaching A ( fig . iv ) . ( iv ) ५ ( 6 ) When arrives at A , q does so also ; for from I + I = 2 Aq AQ AO if AQ = o so must Aq . CHAPTER IV . CAUSTIC CURVES , & c . 25. 30 [ CHAP . III , GEOMETRICAL OPTICS .
... again to the left of A , approaching A ( fig . iv ) . ( iv ) ५ ( 6 ) When arrives at A , q does so also ; for from I + I = 2 Aq AQ AO if AQ = o so must Aq . CHAPTER IV . CAUSTIC CURVES , & c . 25. 30 [ CHAP . III , GEOMETRICAL OPTICS .
Side 31
... CURVES , & c . 25. IT cannot be too often recollected that the point q is not the point through which all the reflected rays pass , for there is no such point . But close to it the rays which fall on the mirror very close indeed to the ...
... CURVES , & c . 25. IT cannot be too often recollected that the point q is not the point through which all the reflected rays pass , for there is no such point . But close to it the rays which fall on the mirror very close indeed to the ...
Side 33
... curve ; that is , the eye sees points on the curve abcdq . Since the pupil of the eye is a very small thing , only a few consecutive rays can enter it , and therefore it can only see a very small piece of the curve at a time . This ...
... curve ; that is , the eye sees points on the curve abcdq . Since the pupil of the eye is a very small thing , only a few consecutive rays can enter it , and therefore it can only see a very small piece of the curve at a time . This ...
Side 34
... curve through which and close to which the rays coming to the eye pass . Thus , if the light of a star was shining on the circular mirror , an eye at E ' would see a blurry image of the star at ab . In some cases the caustic curve ...
... curve through which and close to which the rays coming to the eye pass . Thus , if the light of a star was shining on the circular mirror , an eye at E ' would see a blurry image of the star at ab . In some cases the caustic curve ...
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Geometrical Optics: Adapted to the Use of the Higher Classes in Schools, Etc Osmund Airy Uten tilgangsbegrensning - 1870 |
Geometrical Optics: Adapted to the Use of the Higher Classes in Schools, Etc Osmund Airy Uten tilgangsbegrensning - 1870 |
Vanlige uttrykk og setninger
a₁ acceleration angle angular velocity arrow axes axis of rotation axle center of gravity cloth coefficient of friction compression concurrent forces consider constant cord cos² couple Crown 8vo curve cylinder diameter direction disk distance dt dt Edition equal fcap Find the center fly wheel forces acting formula gravity axis hammer horizontal inch inertia with respect kinetic energy length lens line of action M₁ M₂ mass mirror moment of inertia motion moving P₁ P₂ pencil pendulum perpendicular plane point of application preceding problem prism pulley R₁ radians per second radius rays refraction represented resistance revolutions revolutions per minute rigid body seen shaft shown in Fig Simpson's Rule speed square Suppose surface T₁ tangential tension tion v₁ vertical weight work-energy equation x-axis zero