A Text-book of PhysicsLongmans, Green, and Company, 1902 - 951 páginas |
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Página 44
... right angles to the radii passing through the points of contact . Hence UP is at right angles to OP , and BT to AB . But OP and BT are by con- struction parallel . Hence PU is parallel to BA . The acceleration of the particle at any ...
... right angles to the radii passing through the points of contact . Hence UP is at right angles to OP , and BT to AB . But OP and BT are by con- struction parallel . Hence PU is parallel to BA . The acceleration of the particle at any ...
Página 48
... angle swept out in unit time , and the angle is measured by the arc swept out divided by the radius ( ¿ .e . angular ... right angles to one another in the tangent plane to the surface . If the particle is constrained to move so as to ...
... angle swept out in unit time , and the angle is measured by the arc swept out divided by the radius ( ¿ .e . angular ... right angles to one another in the tangent plane to the surface . If the particle is constrained to move so as to ...
Página 52
... right angles to the line of sight , and hence appears to move with the greatest speed ; at Q from right to left and at Q ' from left to right . If the point P is at a very great distance from the circle , the tangents PM and PN will be ...
... right angles to the line of sight , and hence appears to move with the greatest speed ; at Q from right to left and at Q ' from left to right . If the point P is at a very great distance from the circle , the tangents PM and PN will be ...
Página 55
... right angles to MN cannot affect the space passed over parallel to MN , so that if we only consider the resolved part of the motion of P parallel to MN , the velocity at any point would be wa cos 4. But this resolved part of P's motion ...
... right angles to MN cannot affect the space passed over parallel to MN , so that if we only consider the resolved part of the motion of P parallel to MN , the velocity at any point would be wa cos 4. But this resolved part of P's motion ...
Página 74
... right angles to one another . As an example of the W B R FIG . 49 . - resolution of forces , we may take the case of a boat sailing in any direction except directly before the wind . Let BR ( Fig . 49 ) represent a boat , and AD the ...
... right angles to one another . As an example of the W B R FIG . 49 . - resolution of forces , we may take the case of a boat sailing in any direction except directly before the wind . Let BR ( Fig . 49 ) represent a boat , and AD the ...
Contenido
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Términos y frases comunes
amplitude angle of incidence axis Boyle's law called calorimeter carbon dioxide centimetre Charles's laws circle coefficient colours column constant convex lens corresponding curvature curve cylinder density direction displacement distance equal equation force acting fork frequency gases given glass Hence horizontal hydrogen incident increase interval kinetic energy length lens light liquid magnet mass measured medium mercury mirror molecules motion moving object obtained octave overtones parallel particle pass pendulum perpendicular piston plane plate pole portion position pressure prism produced quantity of heat radiation radius ratio reflected rays refracted ray refractive index represent resonator right angles rotation scale shown in Fig solid sound-waves sounding body specific heat sphere straight line string substance suppose surface tension T₁ temperature tion tone tube unit vapour velocity of sound vertical vessel vibrations volume wave-front wave-length waves weight
Pasajes populares
Página 580 - When a ray of light passes from one medium to another, it is refracted so that the ratio of the sine of the angle of incidence to the sine of the angle of refraction is equal to the ratio of the velocities in the two media.