Elements of Natural Philosophy, Volume 1 |
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Page 72
... theory of energy is laid by Newton in an admirably distinct and compact manner in the sentence of his scholium already quoted ( § 229 ) , in which he points out its application to mechanics1 . The actio agentis , as he 72 PRELIMINARY .
... theory of energy is laid by Newton in an admirably distinct and compact manner in the sentence of his scholium already quoted ( § 229 ) , in which he points out its application to mechanics1 . The actio agentis , as he 72 PRELIMINARY .
Page 74
... theory of energy in physical science is founded on the following proposition : - If the mutual forces between the parts of a material system are independent of their velocities , whether relative to one another , or relative to any ...
... theory of energy in physical science is founded on the following proposition : - If the mutual forces between the parts of a material system are independent of their velocities , whether relative to one another , or relative to any ...
Page 77
... theory of energy cannot be completed until we are able to examine the physical influences which accompany loss of energy in each of the classes of resistance mentioned above ( § 247 ) . We shall then see that in every case in which ...
... theory of energy cannot be completed until we are able to examine the physical influences which accompany loss of energy in each of the classes of resistance mentioned above ( § 247 ) . We shall then see that in every case in which ...
Page 79
... unstable . 257. The theory of energy shows a very clear and simple test for discriminating these characters , or determining whether the equilibrium is neutral , stable , or unstable , in any DYNAMICAL LAWS AND PRINCIPLES . 79.
... unstable . 257. The theory of energy shows a very clear and simple test for discriminating these characters , or determining whether the equilibrium is neutral , stable , or unstable , in any DYNAMICAL LAWS AND PRINCIPLES . 79.
Page 85
... theory of the vibrations of solid elastic spheres has not yet been worked out ; and its application to the case of the vibrations produced by impact presents considerable difficulty . Experiment , however , renders it certain , that but ...
... theory of the vibrations of solid elastic spheres has not yet been worked out ; and its application to the case of the vibrations produced by impact presents considerable difficulty . Experiment , however , renders it certain , that but ...
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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