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Βιβλία Βιβλία 51 - 60 από 180 για These are usually accounted six in number, viz. the Lever, the Wheel and Axle, the....
" These are usually accounted six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw. "
A Practical Treatise on Arithmetic ...: Combining the Useful Properties of ... - Σελίδα 246
των George Leonard (jr.) - 1841 - 340 σελίδες
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A Compendium of Natural Philosophy: Adapted to the Use of the General Reader ...

Denison Olmsted - 1842 - 360 σελίδες
...elements of machinery are found in what are called the Mechanical Powers. They are six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Screw, and the Wedge. THE LEVEH. 117. The LEVER is an inflexible bar or rod, some point of which being supported, the rod itself...

The Mechanic's Calculator: Comprehending Principles, Rules, and Tables in ...

William Grier - 1842 - 308 σελίδες
...other. 2. The simple machines, or those of which all others are constructed, are usually reckoned six : the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. To these the funicular machine is sometimes added. 3. The weight signifies the...

Curiosities of Human Nature, Μέρος 2

Samuel Griswold Goodrich - 1844 - 320 σελίδες
...simplification or alteration. They are but six in number ; and the names by which they are distinguished are, the LEVER, the WHEEL AND AXLE, the PULLEY, the INCLINED PLANE, the WEDGE, and the SCREW. Out of the whole, or a part, of these, it will be found that every mechanical...

A Glance at the Physical Sciences: Or, The Wonders of Nature, in Earth, Air ...

Samuel Griswold Goodrich - 1844 - 352 σελίδες
...simplification or alteration. They are but six in number ; and the names by which they are distinguished are, the LEVER, the WHEEL AND AXLE, the PULLEY, the INCLINED PLANE, the WEDGE, and the SCREW. Out of the whole, or a part, of these, it will be found that every mechanical...

The Student: a magazine of theology, literature, and science

1844
...machinery, produced by ¡in, however complex or intricate, each movement can be reduced to the influence of the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw, and even some of these are but compounded of others. There is a grand axiom to...

The operative mechanic's workshop companion, and the scientific gentleman's ...

1845
...less power or strength than is necessary without them. They are usually accounted six in number, viz., the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw; but properly two of these comprise the whole, namely, the lever and inclined...

Sir Edward Thomasons̓ Memoirs During Half a Century ...

Sir Edward Thomason - 1845
...innumerable works written on these subjects into a small space, Mr. T. mentions the mechanical powers, the lever, the wheel and axle, the pulley, the inclined plane, the wedge and screw, the theory of friction, pressure, percussion, &c., and as much of their application...

A Compendium of Natural Philosophy: Adapted to the Use of the General Reader ...

Denison Olmsted - 1846 - 420 σελίδες
...elements of machinery are found in what aie called the Meclumical Powers. They are six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Screw, and the Wedge. THE LEVEE. $ 117. The LEVER is an inflexible bar or rod, some point of which being supported, the rod itself...

Improvement to Palmer's Endless Self-computing Scale and Key: Adapting it to ...

John E. Fuller - 1846 - 72 σελίδες
...raise, through a less space, a weight heavier than itself. Power is gained at the expense of space, by the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. LEVER. Case 1. — When the fulcrum of the lever is between the power and the...

A Manual of Natural Philosophy: Compiled from Various Sources, and Designed ...

John Johnston - 1846 - 302 σελίδες
...with which we are accustomed to raise weights and overcome resistances. They are six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, Quest. 113. What are the mechanical powers? How many of them are there ? Does each one of these...




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