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Βιβλία Βιβλία 1 - 10 από 57 για As the distance between the body to be raised or balanced, and the fulcrum or prop,....
" As the distance between the body to be raised or balanced, and the fulcrum or prop, is to the distance between the prop and the point where the power is applied ; so is the power to the weight which it will balance. "
Pike's System of Arithmetick Abridged: Designed to Facilitate the Study of ... - Σελίδα 196
των Nicolas Pike, Dudley Leavitt - 1826 - 200 σελίδες
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Philosophia Britannica: Or, A New & Comprehensive System of the Newtonian ...

Benjamin Martin - 1747
...Mechanical Power, whofe Ufe is both for Prtf. fure and rtifing of Weights, but chiefly the former.. mer. 'The Power is to the Weight, as the Velocity of the Weight to the Velocity of the Power, that is, as the Diftance between two Threads of the Screw to the Circumference...

An Account of Sir Isaac Newton's Philosophical Discoveries: In Four Books

Colin MacLaurin - 1750 - 412 σελίδες
...the actions of the power and weight are equal, and deftroy each others effect upon the engine, when the power is to the weight, as the velocity of the weight is to the velocity of the power. But tho' it is ufeful and agreeable, to obferve how uniformly this principle prevails in engines of...

An account of Sir Isaac Newton's philosophical discoveries: in four books

Colin MacLaurin, Patrick Murdoch - 1750 - 412 σελίδες
...refpective directions in which they aft ; find the proportion of thofe velocities ; then if the power be to the Weight, as the velocity of the weight is to the velocity of the power, or, (which amounts to the fame thing) if the power multiplied by its velocity giv« the fame product...

Mechanics, Or, The Doctrine of Motion ...

William Emerson - 1769 - 148 σελίδες
...axles and wheels that drive one another. And the fame is true of wheels carried about by ropes. For the power is to the weight ; as the velocity of the weight to the velocity of the power. And the number of teeth in the wheels and pinions, that drive one another,...

Cyclomathesis: Or, An Easy Introduction to the Several Branches of ..., Τόμος 7

William Emerson - 1769
...axles and wheels that drive one another. And the fame is true of wheels carried about by ropes. For the power is to the weight ; as the velocity of the weight to the velocity of the power. And the number- of teeth in the wheels and pinions, that drive one another,...

Tracts: Containing: I. Mechanics, Or the Doctrine of Motion: II.

William Emerson - 1793 - 302 σελίδες
...axles and wheels that drire one another. And the fame is true of wheels carried about by ropes. For the power is to the weight; as the velocity of the weight to the velocity of the power. And the number of teeth in the wheels and pinions, that drive one another,...

The Accomplished Tutor: Or, Complete System of Liberal Education ...

Thomas Hodson - 1802
...nuition, the power and weight will be to each other reciprocally as- the velocities of their motion ; or the power is to the Weight as the velocity of the weight is to the velocity of the power ; fo that their two itiomentas are equal.: viz. — The product of the power, multiplied by its velocity,...

The elements of natural or experimental philosophy, Τόμος 1

Tiberius Cavallo - 1803
...about the axle, and the power E is applied to the circumference of the wheel. Here it is plain that the velocity of the weight is to the velocity of the power, as the circumference of the axis is to the circumference of the wheel, or (becaufe circles are as their...

The Accomplished Tutor: Or, Complete System of Liberal Education ..., Τόμος 2

Thomas Hodson - 1806
...motion, the power and weight will be to each other reciprocally as the velocities of their motion ; or the power is to the weight as the velocity of the weight is to the velocity of the power; fo that their two momenta are equal: viz. — The product of the power, multiplied by its velocity,...

A New and Complete System of Arithmetick: Composed for the Use of the ...

Nicolas Pike - 1808 - 480 σελίδες
...ascent, and 4 — '2=3-8 seconds, 'the time of the stone's descent. OF THE LEVER OR STEELYARD. 86. It is a principle in mechanicks, that the power is to the weight, as the velocity of the weight, to the velocity of the power. Therefore, to find what weight may be raised or balanced by any given...




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