Descriptive catalogue of hydrostatic, hydraulic, pneumatic, and acoustic instruments : constructed and sold by Watkins and Hill, 5 Charing Cross, London.

  • Watkins and Hill
Date:
[between 1837 and 1851]
Catalogue details

Licence: Public Domain Mark

Credit: Descriptive catalogue of hydrostatic, hydraulic, pneumatic, and acoustic instruments : constructed and sold by Watkins and Hill, 5 Charing Cross, London. Source: Wellcome Collection.

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    OF WE)^@§mT0(g9 P^IOTATB©, AND ^eoyiTD© Q^lTOOTIlIYim CONSTRUCTED AND SOLD BY WATKINS and HILL, 5 CHARING CROSS, LONDON. HYDROSTATIC AND HYDRAULIC INSTRUMENTS. These Instruments are employed to illustrate the properties of fluids, and also that denartment of II science of mechanics which relates to their forces and motions, ^ 1. Hydrostatic Paradox. This apparatus consists of three large glass vessels of different forn with cemented brass rmgs, ground plate, lever and stand It illustrates that when U area of the base remains the same, and the perpendicular depth of the liquid contain! m the vessels equal, the pressure upon the base will be thesame wit limit regard to tl 9 A °im of the vessel or thJ relative quantity of liquids contained, £3 13s. 6d. to £7 7? 2. Anothei form of apparatus for showing in however thin a column the perpendicular height . a fluid is extended, its pressure will be proportionately increased 5s to £ Is P1“ to £9U9Tte the P°Wer °f fluids t0 * Ptossui^equaliyiifevery direct™