Encyclopaedia Perthensis; or, Universal dictionary of Knowledge, Volume 18 |
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Page 22
... RESISTANCE and IM- PULSE of the AIR . It is extremely fimple and of eafy application . When a ftream of air is ob ... resistances were found very exactly in the proportion of the squares of the velocities ; but they were found confider ...
... RESISTANCE and IM- PULSE of the AIR . It is extremely fimple and of eafy application . When a ftream of air is ob ... resistances were found very exactly in the proportion of the squares of the velocities ; but they were found confider ...
Page 23
... resistance of a fphere does not exceed the 4th part of the refift- ance of its great circle , inftead of being its half ; but the anomaly is fuch as to leave hardly any room for calculation . It would be very defirable to have the ...
... resistance of a fphere does not exceed the 4th part of the refift- ance of its great circle , inftead of being its half ; but the anomaly is fuch as to leave hardly any room for calculation . It would be very defirable to have the ...
Page 24
... resistance was more than 8 times the weight re retted that no perlon bas profecuted these ex of the bali , and thouid produce a greater devia- periments . It wouid add more to the improve lion from the parabola than the parabola devia ...
... resistance was more than 8 times the weight re retted that no perlon bas profecuted these ex of the bali , and thouid produce a greater devia- periments . It wouid add more to the improve lion from the parabola than the parabola devia ...
Page 360
... resistance to the velocity is , will be . Moreover , the times in was the fame velocity will be extinguished by difere forces , acting uniformly , are inversely as the ta ces , and gravity would extinguish the velocity ! the time , ( in ...
... resistance to the velocity is , will be . Moreover , the times in was the fame velocity will be extinguished by difere forces , acting uniformly , are inversely as the ta ces , and gravity would extinguish the velocity ! the time , ( in ...
Page 361
... resistance . adly , Let the diameter increase in the propor tion of 1 to d . The aggregate of the refiftance changes ... resistance to a velocity 1 was 1. It must now I I I 20 be- -- . The time in which this diminished re- zad fiftance ...
... resistance . adly , Let the diameter increase in the propor tion of 1 to d . The aggregate of the refiftance changes ... resistance to a velocity 1 was 1. It must now I I I 20 be- -- . The time in which this diminished re- zad fiftance ...
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.