. Elementary lessons in the physics of agriculture. Agricultural physics. [from old catalog]. w tn. 14/. Ti^'JO In each of these cases the load draws lengthwise upon the upper half of the joist, acting through a weight-arm F. W. ten inches in length, to overcome the force of co- hesion at the fixed ends, whose strength, according to 69^ is ten thousand pounds per square inch, or a total of 2 X 2 X 10,000 ,000 lbs. in the 2 x 4 joist, and of 2 X 4 x 10,000 ,000 lbs. in the 2x8 joist. These two total strengths become powers acting through their respective power-arms F. P., whose me
. Elementary lessons in the physics of agriculture. Agricultural physics. [from old catalog]. w tn. 14/. Ti^'JO In each of these cases the load draws lengthwise upon the upper half of the joist, acting through a weight-arm F. W. ten inches in length, to overcome the force of co- hesion at the fixed ends, whose strength, according to 69^ is ten thousand pounds per square inch, or a total of 2 X 2 X 10,000 ,000 lbs. in the 2 x 4 joist, and of 2 X 4 x 10,000 ,000 lbs. in the 2x8 joist. These two total strengths become powers acting through their respective power-arms F. P., whose mean lengths are, in the 2x4 joist, one inch, and in the 2x8 joists, two inches. Now we have, from 29, P. x P. X W. A.,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original King, F[ranklin] H[iram], 1848- [from old catalog]. [Madison, Wis. ] State journal printing company
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Keywords: ., bookcentury1800, bookcontributorthe, bookdecade1890, bookyear1891
