A Text-book of PhysicsLongmans, Green, and Company, 1902 - 951 páginas |
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Página 7
... represent the units of mass and time respectively . The unit of area could be indicated by the symbol [ 4 ] . If ... represented by [ Z ] at once tells us how a change in the fundamental unit of length affects the derived unit of area ...
... represent the units of mass and time respectively . The unit of area could be indicated by the symbol [ 4 ] . If ... represented by [ Z ] at once tells us how a change in the fundamental unit of length affects the derived unit of area ...
Página 8
... represent them by [ Z ] and [ Z ' ] respectively ; in the same way take [ 7 ] and [ 7 ] to represent an hour and a second . If y is the numeric which expresses the velocity in feet per second , we must have , since the actual value of ...
... represent them by [ Z ] and [ Z ' ] respectively ; in the same way take [ 7 ] and [ 7 ] to represent an hour and a second . If y is the numeric which expresses the velocity in feet per second , we must have , since the actual value of ...
Página 11
... represent the mass of a cubic decimetre , that is 1000 c.c. of water at 4 ° C. , the temperature of maximum density . More recent measurements have , however , shown that it does not exactly fulfil this definition ( see § 146 ) . The ...
... represent the mass of a cubic decimetre , that is 1000 c.c. of water at 4 ° C. , the temperature of maximum density . More recent measurements have , however , shown that it does not exactly fulfil this definition ( see § 146 ) . The ...
Página 25
... represent a vector quantity it is usual to employ a thick fount of type , while for scalar quantities the ordinary type is employed . Thus v represents a vector of which the magnitude is v units in some definite direction . - A quantity ...
... represent a vector quantity it is usual to employ a thick fount of type , while for scalar quantities the ordinary type is employed . Thus v represents a vector of which the magnitude is v units in some definite direction . - A quantity ...
Página 30
... represent the speed of the particle at the instants of time represented by these points , i.e. at the commencement of the first , second , third , & c . , second of motion . Since the particle starts from rest , the perpendicular at O ...
... represent the speed of the particle at the instants of time represented by these points , i.e. at the commencement of the first , second , third , & c . , second of motion . Since the particle starts from rest , the perpendicular at O ...
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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.