Volume 2

Lectures on select subjects in mechanics, hydrostatics, hydraulics, pneumatics, optics, geography, astronomy, and dialling / By James Ferguson. With notes, and an additional volume, containing the most recent discoveries in the arts and sciences. By David Brewster.

  • Ferguson, James, 1710-1776.
Date:
1823
Catalogue details

Licence: Public Domain Mark

Credit: Lectures on select subjects in mechanics, hydrostatics, hydraulics, pneumatics, optics, geography, astronomy, and dialling / By James Ferguson. With notes, and an additional volume, containing the most recent discoveries in the arts and sciences. By David Brewster. Source: Wellcome Collection.

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    CHAPTER III. On the Nature of Friction, and the method of diminishing its ef- fects in machinery page 148 On the Friction of Surfaces 154 On the Friction of Axles ......... 163 On the Friction of Hopes 166 On the Friction and F'orm of Pivots 169 On the Method of diminishing Friction in machinery 173 CHAPTER IV. On the Elements of Machinery, and the Contrivances used in the Composition of Machines 176 CHAPTER v. On the Nature and Operation of Fly-wheels, and other Con- trivances for regulating the motion of machinery . . 191 On Prony’s Condenser of Forces 199 On Samuel’s Regulator of the Action of Horses . . 201 CHAPTER VI. On the Maximum Effect of Machines ....... 204 CHAPTER VII. On W heel-carriages 210 On the Size and Form of Carriage Wheels . . . 210 On the Position of Carriage Wheels 221 On the Line of Traction, and the Length of Traces 222 On the Position of the Centre of Gravity, &c. . . . 226 CHAPTER VIII. On the Forces of Elasticity and Torsion 229 Gravesende’s Apparatus for measuring Elasticity . 229 Mechanical Teinometer 231 Chromatic Teinometer 232 Coulomb’s Torsion Balance . •. 235 Coulomb’s Apparatus for measuring the flexion of Plates 242 CHAPTER IX. On the Strength of Materials 244 1. When pulled in the direction of their Length . . 244 2. W hen compressed in the direction of their Length 246 3. When exposed to a Lateral Strain 250 4. W hen twisted 259