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" On this, I soon imagined that by pulling round a wheel, the weight might be raised to any height, by tying a rope to the weight, and winding the rope round the axle of the wheel ; and that the power gained must be just as great as the wheel was broader... "
The popular educator - Σελίδα 233
των Popular educator - 1852
Πλήρης προβολή - Σχετικά με αυτό το βιβλίο

The Monthly Review, Or, Literary Journal, Τόμος 49

1774 - 690 σελίδες
...be juft: as great as the wheel was broader than the axle was thick ; and found it to be exactly fo, by hanging one weight to a rope put round the wheel,...and another to the rope that coiled round the axle. So that, in thefe two machines, it appeared very plain, that their advantage was as great as the fpace...

the monthly review

Several Hands - 1774 - 622 σελίδες
...be juft as great as the wheel was broader than the axle was thick ; and found it to be exactly fo, by hanging one weight to a rope put round the wheel,...and another to the rope that coiled round the axle. So that, in thefe two maChines, it appeared very plain, that their advantage was as great as the fpace...

The Percy Anecdotes: Original and Select, Τόμος 9

Reuben Percy - 1826 - 380 σελίδες
...power gained must be just as great as the wheel was broader than the axle was thick, and found it to be exactly so, by hanging one weight to a rope put round...and another to the rope that coiled round the axle, so that in these two machines, it appeared very plain, that their advantage was as great as the space...

Autobiography: A Collection of the Most Instructive and Amusing ..., Τόμος 6

1830 - 312 σελίδες
...gained, must be just as great as the wheel was broader than the axle was thick ; and found it to be exactly so, by hanging one weight to a rope put round...and another to the rope that coiled round the axle. So that> in these two machines, it appeared very plain, that their advantage was as great, as the space...

The pursuit of knowledge under difficulties [by G.L. Craik].

George Lillie Craik - 1830 - 484 σελίδες
...gained must be just as great as the wheel was broader than the axle was thick ; and found it to be exactly so, by hanging one weight to a rope put round...and another to the rope that coiled round the axle." The child had thus, it will be observed, actually discovered two of the most important elementary truths...

Journal of a Voyage from London to Savannah in Georgia

George Whitefield - 1830 - 314 σελίδες
...gained, must be just as great as the wheel was broader than the axle was thick ; and found it to be exactly so, by hanging one weight to a rope put round...and another to the rope that coiled round the axle. So that, in these two machines, it appeared very plain, that their advantige was as great, as the space...

The Pursuit of Knowledge Under Difficulties: Illustrated by Anecdotes ...

George Lillie Craik - 1830 - 452 σελίδες
...the axle was thick; and found it to be exactly so, by hanging one weight to a rope put TOL. in. 17* round the wheel, and another to the rope that coiled round the axle." The child had thus, it will be observed, actually discovered two of the most important elementary truths...

The pursuit of knowledge under difficulties [by G.L. Craik].

George Lillie Craik - 1830 - 440 σελίδες
...broader than the axle was thick ; and found it to be exactly so, by hanging one weight to a rope put s3 round the wheel, and another to the rope that coiled round the axle." The child had thus, it will be observed, actually discovered two of the most important elementary truths...

Methodist Magazine and Quarterly Review, Τόμος 3;Τόμος 14

1832 - 510 σελίδες
...gained must be just as great as the wheel was broader than the axle was thick ; and found it to be exactly so, by hanging one weight to a rope put round...and another to the rope that coiled round the axle." The child had thus, it will be observed, actually discovered two of the most important elementary truths...

Biography of Self Taught Men

Bela Bates Edwards - 1832 - 336 σελίδες
...gained must be just as great as the wheel was broader than the axle was thick ; and found it to be exactly so, by hanging one weight to a rope put round...and another to the rope that coiled round the axle." The child had thus, it will be observed, actually discovered two of the most important elementary truths...




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