Fourteen Weeks in Physics
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In our eReader you can find the full English version of the book. Read Fourteen Weeks in Physics Online - link to read the book on full screen. Our eReader also allows you to upload and read Pdf, Txt, ePub and fb2 books. In the Mini eReder on the page below you can quickly view all pages of the book - Read Book Fourteen Weeks in Physics
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? g. What number of movable pulleys would be required to lift a W of 200 lbs. by a P of 25 lbs. ? 9. How many pounds could be lifted with a system of 4 movable pulleys by a P of 100 lbs. f 10. What W could be lifted with a single horse-power * acting on a system of pulleys shown in Fig. 64 ? 11. What distance should there be between the threads of a screw to enable a P of 25 lbs. acting on a handle three feet long, to lift a ton J 12. How high would a P of 12 lbs., moving 16 feet along an incli...ned plane, lift a W of 96 lbs. f 13. I wish to roll a barrel of flour into a wagon, the box of which is four feet from the ground. I can lift but 24 lbs.
How long a plank must I get ? 14. The " evener " of a pair of whiffletrees is 3 feet 6 inches in length ; how much must the whiffletree be moved to give one horse an advantage of one-third over the other f 15. In a set of three-horse whiffletrees, hav- ing an "evener" 5 feet in length, at what point should the plough-clevis be attached that the single horse may draw the same as each of the span of horses ?
What to read after Fourteen Weeks in Physics?
You can find similar books in the "Read Also" column, or choose other free books by Steele, Joel Dorman, 1836-1886 to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
? g. What number of movable pulleys would be required to lift a W of 200 lbs. by a P of 25 lbs. ? 9. How many pounds could be lifted with a system of 4 movable pulleys by a P of 100 lbs. f 10. What W could be lifted with a single horse-power * acting on a system of pulleys shown in Fig. 64 ? 11. What distance should there be between the threads of a screw to enable a P of 25 lbs. acting on a handle three feet long, to lift a ton J 12. How high would a P of 12 lbs., moving 16 feet along an incli...ned plane, lift a W of 96 lbs. f 13. I wish to roll a barrel of flour into a wagon, the box of which is four feet from the ground. I can lift but 24 lbs.
How long a plank must I get ? 14. The " evener " of a pair of whiffletrees is 3 feet 6 inches in length ; how much must the whiffletree be moved to give one horse an advantage of one-third over the other f 15. In a set of three-horse whiffletrees, hav- ing an "evener" 5 feet in length, at what point should the plough-clevis be attached that the single horse may draw the same as each of the span of horses ?
What to read after Fourteen Weeks in Physics?
You can find similar books in the "Read Also" column, or choose other free books by Steele, Joel Dorman, 1836-1886 to read onlineMoreLess
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