Elements of Natural Philosophy, Volume 1 |
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Page 1
... acting in two ways : O 1 ° so as to compel rest or to prevent change of motion , and 2 ° so as to produce or to change motion . Dynamics , therefore , is divided into two parts , which are conveniently called STATICS and KINETICS . 3 ...
... acting in two ways : O 1 ° so as to compel rest or to prevent change of motion , and 2 ° so as to produce or to change motion . Dynamics , therefore , is divided into two parts , which are conveniently called STATICS and KINETICS . 3 ...
Page 35
... acting perpendi- cularly to the direction of motion of a point , produces a change in the direction of motion , but does not influence the velocity ; so , if a body be rotating about an axis , and be subjected to an action tending to ...
... acting perpendi- cularly to the direction of motion of a point , produces a change in the direction of motion , but does not influence the velocity ; so , if a body be rotating about an axis , and be subjected to an action tending to ...
Page 55
... acting at a point . In reality , however , the place of application of a force is always either a surface or a space ... acting downwards , is balanced by force of the first character acting upwards . ( b ) The second element in the ...
... acting at a point . In reality , however , the place of application of a force is always either a surface or a space ... acting downwards , is balanced by force of the first character acting upwards . ( b ) The second element in the ...
Page 57
... acting on a national standard unit of matter during the unit of time , generates the unit of velocity . This is known as Gauss ' absolute unit ; absolute , because it fur- nishes a standard force independent of the differing amounts of ...
... acting on a national standard unit of matter during the unit of time , generates the unit of velocity . This is known as Gauss ' absolute unit ; absolute , because it fur- nishes a standard force independent of the differing amounts of ...
Page 58
... acting on a pound for a second , would generate a velocity of one foot per second ; in other words , 32.2 is the number of absolute units which measures the weight of a pound in this latitude . Thus , speaking very roughly , the British ...
... acting on a pound for a second , would generate a velocity of one foot per second ; in other words , 32.2 is the number of absolute units which measures the weight of a pound in this latitude . Thus , speaking very roughly , the British ...
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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