Elements of Natural Philosophy |
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Page 1
... produce or to change motion . Dynamics , therefore , is divided into two parts , which are conveniently called ... producing or in changing motion . 4. In Kinetics it is not mere motion which is investigated , but the relation of forces ...
... produce or to change motion . Dynamics , therefore , is divided into two parts , which are conveniently called ... producing or in changing motion . 4. In Kinetics it is not mere motion which is investigated , but the relation of forces ...
Page 3
... direction , or the angle between the first and last sides , is then the sum of its exterior angles , all the sides being produced each in the direction in which the moving point describes it while passing round the figure . KINEMATICS . 3.
... direction , or the angle between the first and last sides , is then the sum of its exterior angles , all the sides being produced each in the direction in which the moving point describes it while passing round the figure . KINEMATICS . 3.
Page 15
... Produce YS to cut the circle again in Z. Then YS . SZ is constant , and therefore SZ is inversely as SY , that is , SZ is proportional to the velocity at P. Also SZ is perpendicular to the direction of motion PY , and thus the circular ...
... Produce YS to cut the circle again in Z. Then YS . SZ is constant , and therefore SZ is inversely as SY , that is , SZ is proportional to the velocity at P. Also SZ is perpendicular to the direction of motion PY , and thus the circular ...
Page 21
... producing rectilineal from circular motion , or vice versa , in which a crank moving in a circle works in a straight slot belonging to a body which can only move in a straight line , fulfil strictly the definition of a simple harmonic ...
... producing rectilineal from circular motion , or vice versa , in which a crank moving in a circle works in a straight slot belonging to a body which can only move in a straight line , fulfil strictly the definition of a simple harmonic ...
Page 22
... produced . We have PR CP ( being projections of the equal and parallel lines Q'S , CQ , on CR ) . Hence CR CP + CP ' ; and therefore the point R executes the resultant of the motions P and P. But CS , the diagonal of the parallelogram ...
... produced . We have PR CP ( being projections of the equal and parallel lines Q'S , CQ , on CR ) . Hence CR CP + CP ' ; and therefore the point R executes the resultant of the motions P and P. But CS , the diagonal of the parallelogram ...
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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 corresponding 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 formulae friction geometrical given force Hence hodograph horizontal inclined infinitely small instant inversely kinetic energy length magnitude mass matter measured moment of inertia momentum moving normal section P₁ parallel parallelogram particle path pendulum perpendicular plane perpendicular portion position pressure principal axes principle produce projection proportional quantity radius radius of gyration reckoned rectangular relative 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 tion torsion uniform unit vertical vibrations weight whole wire