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The principles of mechanics : explaining and demonstrating the general laws of motion, the laws of gravity, motion of descending bodies, projectiles, mechanic powers, pendulums, centers of gravity, &c. strength and stress of timber, hydrostatics, and construction of machines : a work very necessary to be known, by all gentlemen, and others, that desire to have an insight into the works of nature and art : and extremely useful to all sorts of artificers, particularly to architects, engineers, shipwrights, millwrights, watchmakers, &c. or any that work in a mechanical way : illustrated with forty-three copper-plates (1773)

Emerson, William, 1701-1782 · London : Printed for G. Robinson ... · leaf 155

An illustration from The principles of mechanics : explaining and demonstrating the general laws of motion, the laws of gravity, motion of descending bodies, projectiles, mechanic powers, pendulums, centers of gravity, &c. strength and stress of timber, hydrostatics, and construction of machines : a work very necessary to be known, by all gentlemen, and others, that desire to have an insight into the works of nature and art : and extremely useful to all sorts of artificers, particularly to architects, engineers, shipwrights, millwrights, watchmakers, &c. or any that work in a mechanical way : illustrated with forty-three copper-plates, 1773, leaf 155
efs ofprefliire in a moment of time, and be reduced to an equality of preffure. PROP. LXXXIX. 130. If air, or any elaftic fluid &f [mail denfity, be fhui up in a clofe vejfel^every part of it will be in the fame comprefjedflate. For let ABCD be a veiTel full of endofed air, then the air,… … riyi./w. till r Sea. IX. HYDROSTATICS. 127 height of the vefTcrl AC, (by Cor. i. Prop. LXXXII.) but the ^ j c.weight of fuch a column of air is inlenfible in relpedl of theexternal prefTure, or the preiTureof the height of the atmofphere.And therel-ore the compreflion in every part of the velTcl…

Mechanics · Mechanical engineering

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More pictures from The principles of mechanics : explaining and demonstrating the general laws of motion, the laws of gravity, motion of descending bodies, projectiles, mechanic powers, pendulums, centers of gravity, &c. strength and stress of timber, hydrostatics, and construction of machines : a work very necessary to be known, by all gentlemen, and others, that desire to have an insight into the works of nature and art : and extremely useful to all sorts of artificers, particularly to architects, engineers, shipwrights, millwrights, watchmakers, &c. or any that work in a mechanical way : illustrated with forty-three copper-plates

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