Αναζήτηση Εικόνες Χάρτες Play YouTube Ειδήσεις Gmail Drive Περισσότερα »
Είσοδος
 Βιβλία Βιβλία 31 - 40 από 185 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
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

## Mechanics for Practical Men: Containing Explanations of the Principles of ...

James Hann, Isaac Dodds - 1833 - 208 σελίδες
...great resistance, by a small force. The mechanical powers are usually accounted six in number, viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw. i THE LEVEE. 35.- A Lever is an inflexible rod, moveable about a certtre of motion,...

## The Elements of Mechanics: Comprehending Statics and Dynamics. With a ...

John Radford Young - 1834 - 258 σελίδες
...parts of all machinery are called the mechanical powers. These are six in number, and are as follow : the Lever, the Wheel and axle, the Pulley, the Inclined Plane, the Screw, and the Wedge. The Lever (75.) A lever is a rigid bar or rod, moveable about a fixed point or fulcrum, and it is divided...

## Mathematics for Practical Men: Being a Common-place Book of Principles ...

Olinthus Gregory - 1834 - 427 σελίδες
...are often employed separately, are called Mechanical Powers. Z. Of these we usually reckon six : viz. the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. To these, however, is sometimes added the funicular machine, being that which...

## The North American arithmetic: Part third, for advanced scholars, Μέρος 3

Frederick Emerson - 1834 - 288 σελίδες
...effected by the direct application of natural strength. They are usually accounted six in number; viz. the Lever, the Wheel and Axle, the Pulley, the Inclined Plane, the Wedge, and the Screw. The advantage gained by the use of the mechanical powers, does not consist in...

## Lectures on Popular Education: Delivered to the Edinburgh Association for ...

George Combe - 1834 - 130 σελίδες
...bodies. Cohesive attraction. Capillary attraction. Gravitation. Laws of motion. Mechanical powers. The lever. The wheel and axle. The pulley. The inclined plane. The wedge. The screw. Mechanical properties of fluids. Specific gravity. Mechanical properties of air....

## The Engineer's and Mechanic's Encyclopædia: Comprehending ..., Τόμος 2

Luke Hebert - 1835
...construction of the various parts of machinery : they are usually considered to be six in number ; viz. the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. It may be easily shewn, however, that these are capable of being reduced to greater...

## An Introduction to Mensuration and Practical Geometry

John Bonnycastle - 1835 - 288 σελίδες
...applications to increase force and overcome resistance. They are usually accounted six in number, viz. The Lever —The Wheel and Axle— The Pulley— The Inclined Plane — The Wedge — and the Screw. LEVER. To make the principle easily understood, we must suppose the lever...

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

William Grier - 1836 - 344 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...

## The engineer's and mechanic's encyclopædia, Τόμος 2

Luke Hebert - 1836
...construction of the various parts of machinery : they are usually considered to be six in number ; viz. the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw. It may be easily shewn, however, that these are capable of being reduced to greater...

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

Denison Olmsted - 1837 - 359 σελίδες
...the great Pyramid of Egypt. Compare the labor of a man aided by the steam engine with the Egyptians. the Wheel and Axle, the Pulley, the Inclined Plane, the Screw, and the Wedge. THE LEVER. 117. The LEVER is an inflexible bar or rod, some point of which being supported, the rod itself...