. Encyclopaedia : or, A dictionary of arts, sciences, and miscellaneous literature; constructed on a plan, by which the different sciences and arts are digested into the form of distinct treatises of systems ... . iefcence. After the moving force m has beenintercepted at the end of the given fpace or time, therewill be no force operating on any part of the fyftemwhich can accelerate or retard its motion : this beingthe cafe, the weight A, the inftant after 7/z has beenremoved, muft proceed uniformly with the velocitywhich it had acquired that inftant : in the fubfequeiitpart of its cefcent, th
. Encyclopaedia : or, A dictionary of arts, sciences, and miscellaneous literature; constructed on a plan, by which the different sciences and arts are digested into the form of distinct treatises of systems ... . iefcence. After the moving force m has beenintercepted at the end of the given fpace or time, therewill be no force operating on any part of the fyftemwhich can accelerate or retard its motion : this beingthe cafe, the weight A, the inftant after 7/z has beenremoved, muft proceed uniformly with the velocitywhich it had acquired that inftant : in the fubfequeiitpart of its cefcent, the velocity being uniform willbe meafured by fpace defcribed in any convenientnumber of feconds. Other ufes of the injlrumsnt It is needlefs to de-fcribe particularly, but it may not be improper juft tomention the further ufes of this inftrument ; fuch asthe experimental eftimationof the velocities communi-cated by the impact of bodies elaftic and nonelaftic ;the quantity of reliftance oppofed by fluids, as well asfor various other purpofes. Thefe ufes we mall riot in-fill on; but the properties of retarded motion being apart of the prefent fubject, it may be neceffary to fhow in Mechanics Plate rCXCI //</// /,r//r r / r//i i//i /t sea. vr. M E C H Motion of in what manner the motion of bodies refilled by con- Bodies, itantforces are reduced to experiment by meansottne* .: - inftrnment above defcribed,with as great eafe and pre-cifion asthe fingle inftancewill be fufficient : Thus, fuppofe tliemafs contained in the weights A and B, fig. wheels to be 61 m, when perfectly in equilibrio ;let a circular weight m be applied to B, and let twolong weights or rods, each = m, be applied to A,then will A defcend by the action of the moving forcem, the mafs moved being 64/7;.- fuppofe that whenit has defcribed any given fpace by conftant accelera-tion, the two rods m are intercepted by the circularframe above defcribed, while A is d
Size: 1357px × 1842px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthoradamsjohn17351826formerownerbrl, bookauthorbostonpubl
