Elements of Natural Philosophy |
From inside the book
Results 1-5 of 34
Page 70
... resistance of the air , in successive intervals of time during which the earth turns through equal angles . The sun moves through equal portions of interstellar space in times during which the earth turns through equal angles , except ...
... resistance of the air , in successive intervals of time during which the earth turns through equal angles . The sun moves through equal portions of interstellar space in times during which the earth turns through equal angles , except ...
Page 73
... resistance of the air is removed , is the case of falling bodies ; and from it we conclude that the weight of a body in any given locality , or the force with which the earth attracts it , is proportional to its mass ; a most important ...
... resistance of the air is removed , is the case of falling bodies ; and from it we conclude that the weight of a body in any given locality , or the force with which the earth attracts it , is proportional to its mass ; a most important ...
Page 74
... resistance ; i.e. that it is the velocity of the point of application of the force resolved in the direction of the force , in fact proportional to the virtual velocity . Bearing this in mind , we may read the above statement as follows ...
... resistance ; i.e. that it is the velocity of the point of application of the force resolved in the direction of the force , in fact proportional to the virtual velocity . Bearing this in mind , we may read the above statement as follows ...
Page 78
... resistance to acceleration , and the additional kinetic energy developed is equivalent to the work so spent . This is evident from § 180 . When part of the work is done against molecular forces , as in bending a spring ; or against ...
... resistance to acceleration , and the additional kinetic energy developed is equivalent to the work so spent . This is evident from § 180 . When part of the work is done against molecular forces , as in bending a spring ; or against ...
Page 80
... resistance ; among which are included ( 1 ) mutual friction between solids sliding upon one another ; ( 2 ) resistances due to the viscosity of fluids , or imperfect elasticity of solids ; ( 3 ) resistances due to the induction of ...
... resistance ; among which are included ( 1 ) mutual friction between solids sliding upon one another ; ( 2 ) resistances due to the viscosity of fluids , or imperfect elasticity of solids ; ( 3 ) resistances due to the induction of ...
Other editions - View all
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 cord 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 weight whole wire