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書籍 ... them. Here the power must exceed the weight in the same proportion as the distance... の書籍検索結果
" ... them. Here the power must exceed the weight in the same proportion as the distance of the weight from the prop exceeds the distance of the power. "
An Easy Grammar of Natural and Experimental Philosophy: For the Use of Schools - 24 ページ
Sir Richard Phillips 著 - 1811 - 152 ページ
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An Easy Grammar of Natural and Experimental Philosophy: For the Use of ...

Sir Richard Phillips - 1807 - 182 ページ
...at the other,. and the power applied hetween them. Here the power must exceed the weight, in thesame proportion as the distance of the weight from the...Illustration. Let F fig. 11, be the prop or fulcrum, P Ihe power and W the weight; if the distance PF, beonly three indies, and WF be 12, then for the hand...

The British Encyclopedia, Or Dictionary of Arts and Sciences ..., 第 4 巻

William Nicholson - 1809
...power and the weight, the intensity of the power must exceed the intensity of the weight just as much as the distance of the weight from the prop exceeds the distance of the power. Thus, let E, tig. 4, be the prop of the lever EF, and W, a weight of one pound, placed three times...

A Military Dictionary: Or, Explaination of the Several Systems of Discipline ...

William Duane - 1810 - 748 ページ
...*£/с, a brass instrument nieisurc angles, either saliant or renit, lor exactly ascertaining the jtumr . of the weight from the prop exceeds the distance of the power from the prop. As this kind oi lever is disadvantageous to the moving power, it is seldom used. Wheel...

Ferguson's Lectures on Select Subjects, in Mechanics, Hydrostatics ...

James Ferguson - 1814
...the weight, the intensity of the power must exceed the intensity of the weight, just as many times as the distance of the weight from the prop exceeds the distance of the power from it. Thus, let E be the prop of the lever JIB, and W a weight of i pound, placed times as far from...

Scientific Dialogues: Intended for the Instruction and ..., 第 1〜2 巻

Jeremiah Joyce - 1815
...consequence of that ? Charles. That the power must be greater lhan the weight, and as much greater as the distance of the weight from the prop exceeds the distance of the power from it, that is, to balance a weight of three pounds at A, there will require the exertion of a power...

Scientific Dialogues, 第 1 巻

Jeremiah Joyce - 1815
...the consequence of that ? Charles. That the power must be greater than the weight and as much greater as the distance of the weight from the prop exceeds the distance of the power from it, that is, to balance a weight of three pounds at A, there will require the exertion of a power...

Universal Science Or the Cabinet of Nature and Art, Comprising Above ..., 第 1 巻

Alexander Jamleson - 1821
...the power and the weight, the intensity of the power must exceed the intensity of the weight as much as the distance of the weight from the prop exceeds the distance of the power. A ladder, raised by the strength of a man's arms, repreThe wheels in a clock, and in watch-work, are...

American Edition of the British Encyclopedia: Or, Dictionary of Arts ..., 第 7 巻

William Nicholson - 1821
...power and the weight, the intensity of the power must exceed the intensity of the weight just as much as the distance of the weight from the prop exceeds the distance of the power. Thus, let E, fig 4, be the prop of the le\er EF. and \V a weight of one pound, placed three times as...

Elements of Science and Art: Being a Familiar Introduction to Natural ..., 第 1 巻

John Imison - 1822
...power and the weight, the intensity of the power must exceed the intensity of the weight just as much as the distance of the weight from the prop exceeds the distance of the power. Thus, let E (fig. 9.) be the prop of the lever EF, and W a weight of one pound, placed three times...

A Grammar of Natural and Experimental Philosophy ...: With One Hundred ...

Sir Richard Phillips - 1826 - 214 ページ
...oars, rudders of ships, doors turning on hinges, and cutting knives which are fixed af one end. 71 . A lever of the third kind is when the prop is at one...from the prop, exceeds the distance of the power. niiu.1. Let/fig.lO,be the prop or fulcrum, p the power, and w the weight; if the distance pf be only...




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