A Treatise of Mechanics, Theoretical, Practical, and Descriptive, Volume 1 |
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Page xii
... propositions and dependent corollaries ; those in each chapter having a manifest relation to each other , and flowing naturally from the same source : and I have at the same time endea- voured to attain a just medium between that ...
... propositions and dependent corollaries ; those in each chapter having a manifest relation to each other , and flowing naturally from the same source : and I have at the same time endea- voured to attain a just medium between that ...
Page xviii
... propositions are added , and several descriptions of new mecha- nical inventions . M. Biot's researches into the dilatations of liquids , which did not arrive early enough for insertion in the 5th book of vol . i . are given in vol . ii ...
... propositions are added , and several descriptions of new mecha- nical inventions . M. Biot's researches into the dilatations of liquids , which did not arrive early enough for insertion in the 5th book of vol . i . are given in vol . ii ...
Page 11
... proposition be assumed as true " even without evidence of any kind , if by strict and logical " reasoning , various conclusions are deduced , which upon exa- " mination are found consistent among themselves , and with experience , this ...
... proposition be assumed as true " even without evidence of any kind , if by strict and logical " reasoning , various conclusions are deduced , which upon exa- " mination are found consistent among themselves , and with experience , this ...
Page 12
... proposition , considering force as we do ( 17. ) , merely as the cause of motion , or of a change in mo- tion : the law is in fact equivalent to saying that " we take the changes of motion as the measures of the changing forces , 66 ...
... proposition , considering force as we do ( 17. ) , merely as the cause of motion , or of a change in mo- tion : the law is in fact equivalent to saying that " we take the changes of motion as the measures of the changing forces , 66 ...
Page 15
... proposition may be illustrated by a simple and obvious example . If the body AB ( fig . 5. Pl . II . ) be acted upon by a force pushing against it by means of an inflexible bar oa , the effect upon the body will be just the same whether ...
... proposition may be illustrated by a simple and obvious example . If the body AB ( fig . 5. Pl . II . ) be acted upon by a force pushing against it by means of an inflexible bar oa , the effect upon the body will be just the same whether ...
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Common terms and phrases
accelerating force altitude angle angular velocity aperture applied axis barometer beam body centre of gravity centrifugal force centripetal force circle column consequently constant curve cycloid cylinder deduced denoted density descend described determine diameter direction discharged distance ditto effect elastic equal equation equilibrium evanescent experiments expression extrados feet fluent fluid fluxion force of gravity forces acting given Hence horizontal inches inclined plane instant inversely latter length lever machine magnitude manner mercury motion nearly orifice parabola parallel parallelogram parallelogram of forces particles passing pendulum perpendicular piston plane pressure produce PROP proportional proposition quantity of water radius ratio resistance respect resultant right line rotation SCHOLIUM sides sine solid solid of rotation space specific gravity square supposed surface tangent theorem tion triangle tube velocity vertex vertical vessel voussoirs weight wheel whence whole
Popular passages
Page vii - Studies serve for delight, for ornament, and for ability. Their chief use for delight, is in privateness and retiring; for ornament, is in discourse; and for ability, is in the judgment and disposition of business...
Page 215 - ... part more range for a double length of gun. — From the same table it also appears, that the time of the ball's flight is nearly as the range; the gun and elevation being
Page 365 - If any number of forces acting at a point can be represented in magnitude and direction by the sides of a POLYGON taken in order, they are in equilibrium.
Page 374 - ... so that the mass compounded of the two may sink together. Weigh the denser body and the compound mass, separately, both in water and out of it ; then find how much each loses in water, by subtracting its weight in water from its weight in air ; and subtract the less of these remainders from the greater. Then...
Page 274 - The centre of gyration is that point in which, if all the matter contained in a revolving system were collected, the same angular velocity will be generated in the same time by a given force acting at any place as would be generated by the same force acting similarly in the body or system itself.
Page 83 - ... will be transmitted by means of the fixed pulley d, to the point b ; and as the point e, on which the weight acts, is equally distant...
Page 6 - To every action there is always opposed an equal reaction: or, the mutual actions of two bodies upon each other are always equal and directed to contrary pans.
Page 418 - ... is equal to that which a heavy body would acquire in falling through a space equal to the depth of the opening below the surface of the fluid, and is expressed as follows: v—i/lgh.
Page 507 - ... part of the fathoms above found, and add them if the mean temperature be above 31°, but subtract them if the mean temperature be below 31°; and the sum or difference will be the true altitude in fathoms : or, being multiplied by 6, it will be the Altitude in feet. 392. Example 1. Let the state of the barometers and thermometers be as follows; to find the
Page 6 - Every body continues in its state of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed upon it.