Geometrical Optics: Adapted to the Use of the Higher Classes in Schools, EtcMacmillan, 1870 - 130 sider |
Inni boken
Resultat 1-5 av 39
Side 28
... move in opposite directions . In the convex mirror they move in the same direction . ( 4 ) Since , in the concave mirror , when goes farther from A , q comes nearer , and , since , when Qis at its farthest , q comes to F the principal ...
... move in opposite directions . In the convex mirror they move in the same direction . ( 4 ) Since , in the concave mirror , when goes farther from A , q comes nearer , and , since , when Qis at its farthest , q comes to F the principal ...
Side 39
... move gradually from 4 , to 4 ,, remaining parallel to itself , the height of the section increases and the breadth dimi- nishes in the moving plane , until at 4 , the section is a straight line in the moving plane , but at right angles ...
... move gradually from 4 , to 4 ,, remaining parallel to itself , the height of the section increases and the breadth dimi- nishes in the moving plane , until at 4 , the section is a straight line in the moving plane , but at right angles ...
Side 57
... moves up to A , MQ becomes AQ , whence ( μ- 1 ) . AQ АО μ AQ - Aq I Aq- AQ = - Aq - AO ' μ I AO ... ( I ) . Thus , if a number of rays from Q fall on the surface very nearly at A , they will , after refraction , proceed as if they came ...
... moves up to A , MQ becomes AQ , whence ( μ- 1 ) . AQ АО μ AQ - Aq I Aq- AQ = - Aq - AO ' μ I AO ... ( I ) . Thus , if a number of rays from Q fall on the surface very nearly at A , they will , after refraction , proceed as if they came ...
Side 58
... move in the same direction , since as AQ increases , so must Aq from the formula . ( iv ) Hence Q and q always lie on opposite sides of the principal focus . 45. Let PQX be an object in front of the 58 [ CHAP . GEOMETRICAL OPTICS .
... move in the same direction , since as AQ increases , so must Aq from the formula . ( iv ) Hence Q and q always lie on opposite sides of the principal focus . 45. Let PQX be an object in front of the 58 [ CHAP . GEOMETRICAL OPTICS .
Side 69
... move upwards ; as you turn it the other , it will move down . But in one certain position it will move down whichever way the prism is turned . This position then is the position of minimum deviation : since the meaning of the ...
... move upwards ; as you turn it the other , it will move down . But in one certain position it will move down whichever way the prism is turned . This position then is the position of minimum deviation : since the meaning of the ...
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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