Geometrical Optics: Adapted to the Use of the Higher Classes in Schools, Etc |
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Page v
... 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.
... 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.
Page 4
... similar in shape to that of the aperture , but with rounded corners . If the disc be large compared with the hole , the general appearance will be a circle , whatever the shape of the aper- ture . The This example has an historical ...
... similar in shape to that of the aperture , but with rounded corners . If the disc be large compared with the hole , the general appearance will be a circle , whatever the shape of the aper- ture . The This example has an historical ...
Page 5
... similar to the part of the sun's disc which is not yet hidden ? This problem , which had been up to that time the despair of philosophers , had compelled them to say with Aristotle , that apparently the light took a certain curvature ...
... similar to the part of the sun's disc which is not yet hidden ? This problem , which had been up to that time the despair of philosophers , had compelled them to say with Aristotle , that apparently the light took a certain curvature ...
Page 6
... similar to each other , and similarly placed , the resulting figure will approach nearer to that of those which are the greatest . If these are triangles , the whole figure will be a triangle ; if a crescent , the figure formed will ...
... similar to each other , and similarly placed , the resulting figure will approach nearer to that of those which are the greatest . If these are triangles , the whole figure will be a triangle ; if a crescent , the figure formed will ...
Page 21
... similar reasoning it may be seen that all the reflected rays will go off in a beam parallel to the axis , the breadth of the beam of course depending on the size of the parabola . Upon this principle the construction of one kind of ...
... similar reasoning it may be seen that all the reflected rays will go off in a beam parallel to the axis , the breadth of the beam of course depending on the size of the parabola . Upon this principle the construction of one kind of ...
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Common terms and phrases
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