Elements of Natural Philosophy |
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Page 4
... body which changes the direction of a flexible and inextensible Pcord stretched across part of its surface ; in practice ( to escape as much as possible of the inevitable friction ) it is a wheel , on part of whose circumference the ...
... body which changes the direction of a flexible and inextensible Pcord stretched across part of its surface ; in practice ( to escape as much as possible of the inevitable friction ) it is a wheel , on part of whose circumference the ...
Page 18
... bodies in space . We must there- fore consider how , from the actual motions of a set of bodies , we may find their relative motions with regard to any one of them ; and how , having given the relative motions of all but one with regard ...
... bodies in space . We must there- fore consider how , from the actual motions of a set of bodies , we may find their relative motions with regard to any one of them ; and how , having given the relative motions of all but one with regard ...
Page 32
... body revolve in succes- sion through equal angles , but in oppo site directions , about two parallel axes , it finally takes a position to which it could have been brought by a simple translation per pendicular to the lines of the body ...
... body revolve in succes- sion through equal angles , but in oppo site directions , about two parallel axes , it finally takes a position to which it could have been brought by a simple translation per pendicular to the lines of the body ...
Page 36
... body in any two positions . Consider a spherical surface within the body , with its centre at the fixed point C. All points of this sphere attached to the body will move on a sphere fixed in space . Hence the construction of §.gr may be ...
... body in any two positions . Consider a spherical surface within the body , with its centre at the fixed point C. All points of this sphere attached to the body will move on a sphere fixed in space . Hence the construction of §.gr may be ...
Page 37
... body be rotating about an axis , and be subjected to an action tending to produce rotation about a perpendicular axis , the result will be a change of direction of the axis about which the body revolves , but no change in the angular ...
... body be rotating about an axis , and be subjected to an action tending to produce rotation about a perpendicular axis , the result will be a change of direction of the axis about which the body revolves , but no change in the angular ...
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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