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# Title: Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences (shelfmarks Leibn. Marg. 71; ZEN Leibn. Marg. 71)
# Folio - , page id 806933011:0415
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IF etie Fluid be pressed more in one parr than a. bears io che Ctariti oFche inimersed Parr H. 70
illustrare ihich, put C for che Gravies et
L. 5 for che Crariey of an equal Porion o
cally liearier chen Air) then WiII thC ParE OF che  Air, M Fer cheCcarity oFK, and m Foxthe Craviry
tile, in order to make way for ic; and chis vill hare an equal Presture upoh ic, Ct M must be equ’al
COROLLKRL H.
FE D oxHT (FiC. Y.) BC BulK For BulK hearier
than Wacer, ihen will C and C7, the Parrs cher in
immerged Body EI, be specifically heariet Thanche sist upon, have a Greater Presture upon them cham
Fluid, the subjected pare B, as sustaim a Great etie ocher Parrs of che rvo Surtaces A B and P P
weishr, will be deprest, forcing che FMtorise in and ehis ill be erery wrhere crue; (0 that D ox P
ehe Parts abouc P L and MI P, Whien Lalls hare a Must sinte F0 che BOrtom of the Vesset, R L,
COkOLLak+ 1.
IFD (Fic. 1.) be precilely as hears 25 AIT.
etien (BY Cor. 1.) ix vill insist ripot etie Surtace
Wvichoue subsidins de all; For ic Will be chie Patrie
thins, 25 il (0 much Rir prest in ehle rooin of ic:
Bur il it be specisically as heary 25 ehe Eluid it is
immersed in, then ivtrere eret ic be placed crichin
che Fluid, chere ic vill remain; for as eoGrorica
rion, chere willbe no disserence between che Fluid
andit.
nOther, a5 I C, by reaIon OF che incumbene BOdY
D (FiS. P.) (Wvtich Body is supposd ro bespeciti
ary Ocher LalES OF the SurTaCe A B.
And Wstac e have Caid ot AB, is equally crue
oF any parallet Suttace Wvich the FluIa, 25 Ot F F
Eotrichi Surtace is FTorizonal, and wil remain (0
the Pressitre beine erery where equal: Buc il che
Fluid C subside, Foreinsche ocher Parrs oL LDW oF L; ihien betore rhe Parallel Surtace EF, car
happen eill. such cime as C is no mote plenteu chan  105 m (1. c.) C: 5: : m: M.
PR OP. H
dels Pressure upon chem, henche ParF L. M.
Fiz. I. IF che BodY D Be precileir as heavy as
(0 much Air equal co ic in Bulk; chen wiit NO
chat Portion ot che Surtace wrhich D insilts upon
have chelame Presture apon ic Wich A AN aHeO B
A be  Dody specifieally liehcer Than B (Fi3. 4.)
an equal portionof the Fluid, in whiel it is immer
red) then vill it rise vicha Foree proportionable b
zoncal Potiion, as harms ill evers Wletc al c.
qual Precture uxon ir.
and consequencty che surtace wil retain ies LTori
COROLLREY II
IF ihe Body D (Fi5. 2.) be Specitically li8
ANY OB will DC equal.
than Rir, and it ic be supposed noc 10 Ay avray
theH Wwill CHAE ParE OL CC FII SC MMMIIS UPOn, bC
IeIs presed that sL LB, an  B, adu ComquenEI
ill rise (0 HIBH, till R and D cosether DC equat in
bciphe co thac Coluitn oF Air whose roc 
Possels, for chet al t  isten che Presture uxo
the calos s iols os B above A.
constration
x HII
Forthe Grarity OF A pUE X, For Chac OF B, X - 1
(y reprelenrins rhie excels ot Gravir ol D abore A
thentake a Body asD, Wichche bravier v, and ler
D. J. A be immereed in che Veset A B C D; ane
ic Will subside (0 Far rill X -] 3
:y is eo ihc
Graviey oF a Ouanciey oF Aix equal eo D, (irhien
becaule ris very inconsiderable, may be neglected
Or till B, 2 Ouariier of WVacer equal in BuIk torhe
immersed pare A, Mall be equal in Graviry eo che
Wvtiole D-) A: Bur a Ouantiey oF Warer, equat
IE ihe Body D (Fis. 3.) Be specilically hearier in Bulk 2o A, sall (by che Supposirion) have its
chanAir, buc lixhrer chan narer, it will ehen deptels Graviir equal to che Gravity ot D- I A: There.
etiat part ot ine Lluid chac is under il, and subside fore A is the Pare immersed.
Erom chis Liquilibrium ic is evident, Thae che
riis of thac Past of ic, uhich is aborerhe Surtace Force wich which A presses upivards, is equal coche
OF ihe Wacer, viz. L, Dasthe lame Proporrion ro Grarier oF D donunivards; buc che Gravier OF D
2d much Rirasceuas ic in BuIk:: 25 che Grariey is equal co che excels of Grarier ot B abore A:
(0 Farinto che Trater (suppose tOC) uneil che Gra
ot as much Wacer as is in Bulke equal 10 , loiz. L.) cherctore A alcendo prich a torce proporriona