Elements of Natural Philosophy, Volume 1 |
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Page 2
... velocity , nor of direction unless where the velocity is zero , since ( as we shall afterwards see ) such would imply the action of an infinite force . It is useful to con- sider at the outset various theorems connected with the ...
... velocity , nor of direction unless where the velocity is zero , since ( as we shall afterwards see ) such would imply the action of an infinite force . It is useful to con- sider at the outset various theorems connected with the ...
Page 6
... Velocity . It is greater or less as the space passed over in a given time is greater or less : and it may be uniform , i.e. the same at every instant ; or it may be variable . Uniform velocity is measured by the space passed over in ...
... Velocity . It is greater or less as the space passed over in a given time is greater or less : and it may be uniform , i.e. the same at every instant ; or it may be variable . Uniform velocity is measured by the space passed over in ...
Page 7
... velocity at either beginning or end , or at any instant , of an interval t , and s the space actually described in that interval ; the equation v = ( which expresses the definition of the average velocity , § 26 ) is more and more ...
... velocity at either beginning or end , or at any instant , of an interval t , and s the space actually described in that interval ; the equation v = ( which expresses the definition of the average velocity , § 26 ) is more and more ...
Page 8
... velocity sin a and a horizontal velocity Vcosa . Or it may be resolved into components in any three rectangular directions , each component being found by multiplying the whole velocity by the cosine of the angle between its direction ...
... velocity sin a and a horizontal velocity Vcosa . Or it may be resolved into components in any three rectangular directions , each component being found by multiplying the whole velocity by the cosine of the angle between its direction ...
Page 9
... velocity per unit of time . If we choose as the unit of acceleration that which adds a unit of velocity per unit of time to the velocity of a point , an acceleration measured by a will add a units of velocity in unit of time — and ...
... velocity per unit of time . If we choose as the unit of acceleration that which adds a unit of velocity per unit of time to the velocity of a point , an acceleration measured by a will add a units of velocity in unit of time — and ...
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Common terms and phrases
acceleration action amount angular velocity anticlastic attraction axis called centimetre centre of gravity centre of inertia circle circular co-ordinates component configuration consider constant cosine couple curvature curve cylinder denote density described diagram displacement distance ellipse ellipsoid elongation equal equations equilibrium external point finite fixed point flexure fluid forces acting friction geometrical given force Hence hodograph horizontal infinitely small instant inversely kinetic energy length magnitude mass matter measured moment of inertia momentum moving normal section P₁ P₂ parallel parallelogram of forces particle path pendulum perpendicular plane perpendicular portion position potential pressure principal axes principle produce projection proportional quantity radius radius of gyration reckoned rectangular right angles rigid body rotation round shear shell sides simple harmonic motion solid angle space spherical surface spiral square straight line strain stress suppose tangent theorem theory tion torsion uniform unit vertical whole wire