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" ... case, were it not for the friction, they would recoil from their places, and fail to produce the desired effect. Even when the wedge is used as a mechanical engine, the presence of friction is absolutely indispensable to its practical utility. The... "
A Compendium of Natural Philosophy: Adapted to the Use of the General Reader ... - Page 106
by Denison Olmsted - 1842 - 360 pages
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Mechanics

Henry Kater, Dionysius Lardner - Mechanics - 1830 - 412 pages
...absolutely indispensable to its practical utility. The power, as has already been stated, generally acts by successive blows, and is therefore subject...with as much force as it had been driven forward. Thus the object of the labour would be continually frustrated. The friction in this case is of the...
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A Treatise on Mechanics

Henry Kater, Dionysius Lardner - Mechanics - 1831 - 390 pages
...its practical utility. The power, as has already been stated, generally acts- by successive blow?, and is therefore subject to constant intermission,...for the friction, the wedge would recoil between the interva/s of the blows with as much force as it had been driven forward Thus the object of the labor...
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An Introduction to Natural Philosophy: Designed as a Text Book ..., Volume 1

Denison Olmsted - Physics - 1838 - 376 pages
...the presence of friction is absolutely indispensable to its practical utility. The power generally acts by successive blows, and is therefore subject...object of the labor would be continually frustrated. GENERAL REMARKS ON MACHINERY. 317. Archimedes is said to have boasted to King Hiero, that" if he would...
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The Penny Mechanic, and the Chemist, Volume 2

1837 - 800 pages
...and is thereby subject to constant intermission ; and but for the 'fiction, the wedge would retwril between the intervals of the blows with as much force as it had been driven forward. The friction in this case is of the same use as a ratchet wheel, but is more necessary, as the power...
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An Introduction to Natural Philosophy: Designed as a Text Book, for the Use ...

Denison Olmsted - Physics - 1844 - 618 pages
...the presence of friction is absolutely indispensable to its practical utility. The power generally acts by successive blows, and is therefore subject...object of the labor would be continually frustrated. GENERAL REMARKS ON MACHINERY. 324. Archimedes is said to have boasted to King Hiero, that " if he would...
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An Introduction to Natural Philosophy: Designed as a Text-book for the Use ...

Denison Olmsted, Ebenezer Strong Snell - Physics - 1845 - 612 pages
...the presence of friction is absolutely indispensable to its practical utility. The power generally acts by successive blows, and is therefore subject...for the friction, the wedge would recoil between the * Lardner. intervals of the blows with as much force as it had been driven forward, and the object...
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A Compendium of Natural Philosophy: Adapted to the Use of the General Reader ...

Denison Olmsted - Physics - 1846 - 454 pages
...practical utility. The power generally acts by successive blows, and is therefore subject to con. slant intermission, and but for the friction, the wedge...The following principle is of great importance in relation to all the mechanical powers, and deserving of particular attention. In each of the mechanical...
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Popular Lectures on Science and Art: Delivered in the Principal ..., Volume 2

Dionysius Lardner - Science - 1846 - 580 pages
...absolutely indispensable to its practical utility. The power, as has already been stated, generally acts by successive blows, and is therefore subject...with as much force as it had been driven forward. Thus the object of the labor would be continually frustrated. The friction, in this case, is of the...
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Popular Lectures on Science and Art, Volume 2

Dionysius Lardner - Science - 1846 - 614 pages
...practical utility. The power, as has already been stated, generally acts by successive blows, and is j therefore subject to constant intermission, and, but...with as much force as it had | been driven forward. Thus the object of the labor would be continually frustrated. The friction, in this case, is of the...
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An Introduction to Natural Philosophy: Designed as a Text Book for the Use ...

Denison Olmsted - Physics - 1850 - 624 pages
...the presence of friction is absolutely indispensable to its practical utility. The power generally acts by successive blows, and is therefore subject...for the friction, the wedge would recoil between the * Larduer. intervals of the blows with as much force as it had been driven forward, and the object...
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