Geometrical Optics: Adapted to the Use of the Higher Classes in Schools, Etc |
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Page 1
... passes through the hole will make an image of the flame upside down on an- other sheet of paper held parallel to the first . But this is only true so long as we suppose the light to be passing through the same " medium , " as it is I.
... passes through the hole will make an image of the flame upside down on an- other sheet of paper held parallel to the first . But this is only true so long as we suppose the light to be passing through the same " medium , " as it is I.
Page 3
... suppose that the axis of the pencil falls perpendicularly on the sur- face . ( vi ) Any substance through which light passes , such as air , water , & c . , is called a " medium , " and it is called " uniform , " when its density , upon ...
... suppose that the axis of the pencil falls perpendicularly on the sur- face . ( vi ) Any substance through which light passes , such as air , water , & c . , is called a " medium , " and it is called " uniform , " when its density , upon ...
Page 7
... Suppose a single ray falls upon any reflecting sur- face ; then ( i ) The incident and reflected rays lie in one and the same plane with the normal to the surface at the point of incidence , and on opposite sides of it . ( ii ) The ...
... Suppose a single ray falls upon any reflecting sur- face ; then ( i ) The incident and reflected rays lie in one and the same plane with the normal to the surface at the point of incidence , and on opposite sides of it . ( ii ) The ...
Page 10
... Suppose that AB was a tower on some high ground on one side of a piece of water , and that E was an eye on the other side looking into the water : will the eye see the whole of the tower by reflexion ? Fig . 5 . M The eye at Z will ...
... Suppose that AB was a tower on some high ground on one side of a piece of water , and that E was an eye on the other side looking into the water : will the eye see the whole of the tower by reflexion ? Fig . 5 . M The eye at Z will ...
Page 20
... Suppose a light placed in the centre of a sphere . A line from the centre to any point on the circumference is perpendicular to , that is , makes equal angles with , the tangent at that point . But the incident and reflected rays also ...
... Suppose a light placed in the centre of a sphere . A line from the centre to any point on the circumference is perpendicular to , that is , makes equal angles with , the tangent at that point . But the incident and reflected rays also ...
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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