A Text-book of PhysicsLongmans, Green, and Company, 1902 - 951 páginas |
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Página 8
... suppose we had come to the conclusion that the volume c of water , which passes any point of a river during the time t , was given in terms of the area of cross- section a of the river , and the velocity v by the equation c = v2at ...
... suppose we had come to the conclusion that the volume c of water , which passes any point of a river during the time t , was given in terms of the area of cross- section a of the river , and the velocity v by the equation c = v2at ...
Página 24
... Suppose we first take the case of the definition of the position of a point on a plane surface . Let P ( Fig . 9 ) be such a point , and let o be the origin , and ox ( called in geometry the initial line ) be the fixed direc- FIG . 9 ...
... Suppose we first take the case of the definition of the position of a point on a plane surface . Let P ( Fig . 9 ) be such a point , and let o be the origin , and ox ( called in geometry the initial line ) be the fixed direc- FIG . 9 ...
Página 25
... Suppose we have the positions of two points ( O and P ) given . Then the position of P relative to O is given by the length and the direction of the straight line OP drawn from O to P. That is , starting from O you will arrive at P if ...
... Suppose we have the positions of two points ( O and P ) given . Then the position of P relative to O is given by the length and the direction of the straight line OP drawn from O to P. That is , starting from O you will arrive at P if ...
Página 28
... suppose a particle passes over a space , s , in a time , f , then the speed , v , is given by the equation v = s / t . Hence unit speed is such that unit space is passed over in unit time . In the c.g.s. system unit speed is such that ...
... suppose a particle passes over a space , s , in a time , f , then the speed , v , is given by the equation v = s / t . Hence unit speed is such that unit space is passed over in unit time . In the c.g.s. system unit speed is such that ...
Página 30
... suppose each of these parts to represent an equal interval of time , say one second , so that we are measuring time along the axis of x . Next suppose we have a particle which starts from rest , and at the points O , M1 , M2 , & c ...
... suppose each of these parts to represent an equal interval of time , say one second , so that we are measuring time along the axis of x . Next suppose we have a particle which starts from rest , and at the points O , M1 , M2 , & c ...
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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.