Elements of Natural Philosophy, Volume 1 |
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Page 58
... gravity per degree from south to north throughout the British Isles is at most about 12000 of its whole amount in any locality . The average for the whole of Great Britain and Ireland differs certainly but little from 32.2 . Our present ...
... gravity per degree from south to north throughout the British Isles is at most about 12000 of its whole amount in any locality . The average for the whole of Great Britain and Ireland differs certainly but little from 32.2 . Our present ...
Page 60
... Gravity is often very inconveniently used for it . The theory of the resultant action of gravity , which will be given under Abstract Dynamics , shows that , except in a definite class of distributions of matter , there is no fixed ...
... Gravity is often very inconveniently used for it . The theory of the resultant action of gravity , which will be given under Abstract Dynamics , shows that , except in a definite class of distributions of matter , there is no fixed ...
Page 73
... gravity , if there be no acceleration ; but if there be acceleration , part of the work is expended in overcoming the resistance to acceleration , and the additional kinetic energy developed is equivalent to the work so spent . This is ...
... gravity , if there be no acceleration ; but if there be acceleration , part of the work is expended in overcoming the resistance to acceleration , and the additional kinetic energy developed is equivalent to the work so spent . This is ...
Page 79
... gravity is , as we shall see , ap- proximately equivalent to a single force through this point . But if , when displaced infinitely little in any direction from a par- ticular position of equilibrium , and left to itself , it commences ...
... gravity is , as we shall see , ap- proximately equivalent to a single force through this point . But if , when displaced infinitely little in any direction from a par- ticular position of equilibrium , and left to itself , it commences ...
Page 81
... gravity nor any other force sensibly alters the effect of the blow . And therefore the whole momentum at the end of the blow is sensibly equal to the ' amount of the impact , ' which is , in this case , simply the time- integral . 263 ...
... gravity nor any other force sensibly alters the effect of the blow . And therefore the whole momentum at the end of the blow is sensibly equal to the ' amount of the impact , ' which is , in this case , simply the time- integral . 263 ...
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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