Geometrical Optics: Adapted to the Use of the Higher Classes in Schools, Etc |
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Page 29
... equation + I AqAQ = 2 Aq AQ AO ' where it makes no difference if we interchange AQ and Aq . 24. We will investigate the motion of Q and q still further . ( 1 ) Let F be the principal focus of the concave mirror . Then rays from a point ...
... equation + I AqAQ = 2 Aq AQ AO ' where it makes no difference if we interchange AQ and Aq . 24. We will investigate the motion of Q and q still further . ( 1 ) Let F be the principal focus of the concave mirror . Then rays from a point ...
Page 60
... equation . The two formule will coincide , if we make this assumption about the signs of our lines . All lines measured from the origin A opposite to the direction in which the light is travelling are to be regarded as positive , and ...
... equation . The two formule will coincide , if we make this assumption about the signs of our lines . All lines measured from the origin A opposite to the direction in which the light is travelling are to be regarded as positive , and ...
Page 75
... equation from the case of a concavo - convex lens , that being taken as the standard case because the quantities and s there are both positive . If we took the case of a double convex lens the formula would be I I I A9-10 - ( - 1 ) ...
... equation from the case of a concavo - convex lens , that being taken as the standard case because the quantities and s there are both positive . If we took the case of a double convex lens the formula would be I I I A9-10 - ( - 1 ) ...
Page 77
... equation I Aq - I = I in AQ ƒ just the same manner as we did in the case of spherical reflexion . ( 1 ) Since f = constant quantity , as AQ increases or decreases , so must Aq , i.e. Q and q always move in the same direction . Let q ...
... equation I Aq - I = I in AQ ƒ just the same manner as we did in the case of spherical reflexion . ( 1 ) Since f = constant quantity , as AQ increases or decreases , so must Aq , i.e. Q and q always move in the same direction . Let q ...
Page 85
... equation Cq = I I Cq - I = I CQ f we obtain which shews that although Cq increases with CQ ̃ ̄ƒ + CQ ' CQ , yet the proportion of Cq to CQ decreases . If the incident rays were parallel we have Cq = f , and therefore the image is part ...
... equation Cq = I I Cq - I = I CQ f we obtain which shews that although Cq increases with CQ ̃ ̄ƒ + CQ ' CQ , yet the proportion of Cq to CQ decreases . If the incident rays were parallel we have Cq = f , and therefore the image is part ...
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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