Elements of Natural Philosophy, Volume 1 |
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Page 4
... simple ; although curious , and not always very easy , geometrical problems occur in connexion with it . We shall say nothing here about such cases as knots , knitting , weaving , etc. , as being exces- sively difficult in their general ...
... simple ; although curious , and not always very easy , geometrical problems occur in connexion with it . We shall say nothing here about such cases as knots , knitting , weaving , etc. , as being exces- sively difficult in their general ...
Page 7
... simple question , ' What is the rate at which the space described by a moving point increases ? ' i . e . What is the velocity of the moving point ? Newton's notation for the velocity , i.e. the rate at which s increases , or the ...
... simple question , ' What is the rate at which the space described by a moving point increases ? ' i . e . What is the velocity of the moving point ? Newton's notation for the velocity , i.e. the rate at which s increases , or the ...
Page 16
... simple proportion to the angular velocity of the radius - vector . Hence the whole heat and light received by the planet in any time is pro- portional to the whole angle turned through by its radius - vector in the same time , 61. A ...
... simple proportion to the angular velocity of the radius - vector . Hence the whole heat and light received by the planet in any time is pro- portional to the whole angle turned through by its radius - vector in the same time , 61. A ...
Page 18
... simple example , two trains are running in opposite directions , say north and south , one with a velocity of fifty , the other of thirty , miles an hour . The relative velocity of the second with regard to the first is to be found by ...
... simple example , two trains are running in opposite directions , say north and south , one with a velocity of fifty , the other of thirty , miles an hour . The relative velocity of the second with regard to the first is to be found by ...
Page 19
... simple case of the movements of two points are useful in scientific illustrations and in certain mechanical arrange- ments . Let two moving points be joined by a uniform elastic string ; the middle point of this string will evidently ...
... simple case of the movements of two points are useful in scientific illustrations and in certain mechanical arrange- ments . Let two moving points be joined by a uniform elastic string ; the middle point of this string will evidently ...
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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