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" ... would act at a point which would be the centre of the system of the whole of the parallel forces acting on the body. Centre of Gravity. — Since gravity attracts towards the earth each particle of matter of which a body is composed, the weight of... "
The Elements of Mechanics, Including Hydrostatics: with Numerous Examples - Página 44
de Samuel Newth - 1864 - 364 páginas
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First Lessons in Geometry: With Practical Applications in Mensuration, and ...

Charles Davies - 1840 - 262 páginas
...centre of gravity be supported, the body will not fall, for all the parts will balance each other about the centre of gravity. The centre of gravity of a body is not changed. by Q.UEsT. — 6. What is action 1 What is reaction 1 Arc action and reaction equal 1...
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The Christian Philosopher: Or, The Connection of Science and Philosophy with ...

Thomas Dick - 1869 - 664 páginas
...power. Omitting the other topics connected with Mechanics, I shall just offer a few illustrations of the CENTRE OF GRAVITY. The centre of gravity of a body is that point about which all ita parts do in any situation exactly balance each other, so that if a body...
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Natural Philosophy for High Schools and Academies

William James Rolfe, Joseph Anthony Gillet - 1868 - 552 páginas
...found, whatever may be the size or shape of a body, and of whatever material it may be made. This point is called the centre of gravity. The centre of gravity of a body, then, is a point such that the force of gravity acting upon the part of the body on one side of this...
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A First Book of Natural Philosophy: An Introduction to the Study of Statics ...

Samuel Newth - 1871 - 152 páginas
...regarded as such without any sensible error. The centre of these parallel forces is what is termed the centre of gravity. The centre of gravity of a body is, then, the point through which, in every position of the body, will pass the resultant of all the forces which, in consequence of gravity,...
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Handbook of Natural Philosophy: For School and Home Use

William James Rolfe, Joseph Anthony Gillet - 1872 - 372 páginas
...long arm, and shows the weight of the body by its distance from C. Fig. 13. THE CENTRE OF GRAVITY. 49. The Centre of Gravity. — The centre of gravity of a body is a point such that the force of gravity acting upon the part of the body on one side of this point al-ways...
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Natural Philosophy ...

William James Rolfe - 1874 - 550 páginas
...found, whatever may be the size or shape of a body, and of whatever material it may be made. This point is called the centre of gravity. The centre of gravity of a body, then, is a point such that the force of gravity acting upon the part of the body on one side of this...
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The elements of dynamics, mechanics

James Andrew Blaikie - 1878 - 184 páginas
...consist of parallel forces acting on the various particles of the body and proportional to their masses. The centre of these parallel forces is called the Centre of Gravity of the body. 53. Centres of Gravity found geometrically.—(1.) To find the centre of gravity of a...
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The elements of mechanics; including hydrostatics

Samuel Newth - 1879 - 370 páginas
...and hence in all positions of the body the resultant of the several forces will pass through o. 52. Gravity is the force which attracts every particle...in consequence of gravity, act upon its particles. 53. It follows from the definition, that if the centre of gravity of a body be fixed, the body will...
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A Treatise on Statics: Containing the Fundamental Principles of ...

George Minchin Minchin - 1880 - 536 páginas
...... there be placed particles whose weights are wlt w2, w2,... these weights constituting a system of parallel forces, the centre of these parallel forces is called the Centre of Gravity of the given particles. The effect of altering the position of the body in the most general manner...
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The school manual, a compendium of the leading facts in English, by W.T ...

William Thomas Jeffcott - 1883 - 232 páginas
...the point through which the resnltant will always pass, in whatever position the body may be placed, is called the centre of gravity. The centre of gravity of a triangle is one-third of the per* pendicnlar_ height from the base. A body is said to be in unstable...
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