Encyclopaedia Perthensis; or, Universal dictionary of Knowledge, Volume 18 |
From inside the book
Results 1-5 of 62
Page 1
... plane with the farface de of the mercu- * to the bail . Then seal up the end a , and con- with an air - pump . When the air is abstract chirom the furface de , the air in a b will expand to a larger buik a c , and the mercury in the ...
... plane with the farface de of the mercu- * to the bail . Then seal up the end a , and con- with an air - pump . When the air is abstract chirom the furface de , the air in a b will expand to a larger buik a c , and the mercury in the ...
Page 20
... plane from the perpendicular , or other effects of this kind , may give us meatures of the different currents of wind with a precision fufficient for all practical utes . Mr JOHN SMEATON the celebrated engineer , has given in the Philof ...
... plane from the perpendicular , or other effects of this kind , may give us meatures of the different currents of wind with a precision fufficient for all practical utes . Mr JOHN SMEATON the celebrated engineer , has given in the Philof ...
Page 21
... plane furface , of which a C ( fig . 57. pl . 282. ) in the section , expofed to the action of ftream of wind blowing in the direction QC , per- pendicular to a C. The motion of the wind will be obftructed , and the furface a C preffed ...
... plane furface , of which a C ( fig . 57. pl . 282. ) in the section , expofed to the action of ftream of wind blowing in the direction QC , per- pendicular to a C. The motion of the wind will be obftructed , and the furface a C preffed ...
Page 22
... planes Pp , which are coincider with a tangent plane PR , and comparing the im pufe on Pp with the direct impuife on the cer refponding part Kk of the bafe . Thus it follow that the impuife on a sphere is one half of the im pulfe on its ...
... planes Pp , which are coincider with a tangent plane PR , and comparing the im pufe on Pp with the direct impuife on the cer refponding part Kk of the bafe . Thus it follow that the impuife on a sphere is one half of the im pulfe on its ...
Page 23
... plane furfaces . In general , the theory gives the oblique impulfes on plane furfaces much too fmall , and the impulses on curved furfaces too great . The resistance of a fphere does not exceed the 4th part of the refift- ance of its ...
... plane furfaces . In general , the theory gives the oblique impulfes on plane furfaces much too fmall , and the impulses on curved furfaces too great . The resistance of a fphere does not exceed the 4th part of the refift- ance of its ...
Common terms and phrases
according action alfo ancient angle appears arch army body called carried centre church circle common confider containing continued death direction draw Dryden earth equal experiments fall fame feet feveral fhould fide fire firft fome force France fubject fuch give given greater half hand head height inches Italy kind king king's kingdom land leaves lefs lower manner means method miles moft motion move nature obferved perfon pieces plants Poland pole Pope port prefent primitive prince principles produced projection proper proportion quantity received refiftance Romans round Shak taken thefe theſe thing thofe tion took town turn velocity whole
Popular passages
Page 333 - The writ upon which all proceedings here are grounded is called a quo minus : in which the plaintiff suggests that he is the king's farmer or debtor, and that the defendant hath done him the injury or damage complained of; quo minus sufficient j existit, by which he is the less able to pay the king his debt \ or rent.
Page 48 - The poet's eye in a fine frenzy rolling, Doth glance from heav'n to earth, from earth to heav'n; And as imagination bodies forth The forms of things unknown, the poet's pen Turns them to shape, and gives to airy nothing A local habitation and a name.
Page 236 - And thus still doing, thus he pass'd along. Duch. Alas ! poor Richard ! where rides he the while ? York. As in a theatre, the eyes of men, After a well-graced actor leaves the stage, Are idly bent on him that enters next, Thinking his prattle to be tedious : Even so, or with much more contempt, men's eyes Did scowl on Richard ; no man cried, God save him...
Page 276 - He may reject what bills, may make what treaties, may coin what money, may create what peers, may pardon what offences, he pleases...
Page 339 - Power also is another of those simple ideas which we receive from sensation and reflection. For, observing in ourselves that we do and can think, and that we can at pleasure move several parts of our bodies which were at rest; the effects also that natural bodies are able to produce in one another occurring every moment to our senses, we both these ways get the idea of power.
Page 214 - Nature thefe cates with fuch a lavifh hand Pours out among them, that our coarfer land Taftes of that bounty ; and does cloth return, Which not for warmth, but ornament, is worn : For the kind fpring, which but falutes us here, Inhabits there, and courts them all the year : Ripe fruits, and...
Page 274 - prerogative' we usually understand that special pre-eminence, which the king hath over and above all other persons, and out of the ordinary course of the common law, in right of his regal dignity. It signifies, in its etymology (from prae and rogo), something that is required or demanded before, or in preference to all others.
Page 224 - Not thinking it is levee-day; And find his honour in a pound, Hemm'd by a triple circle round. Chequer'd with ribbons blue and green, How should I thrust myself between?
Page 121 - ... and flowers, and holding up a wheel in his left, and his coat tied with a long girdle. His standing on the sharp fins of this fish signified to the Saxons that by worshipping him they should pass through all dangers unhurt : by his girdle flying both ways was...
Page 222 - It is not uncommon, I have been frequently told, in the Highlands of Scotland for a mother who has borne twenty children not to have two alive.