 | Colin Macfarquhar, George Gleig - 1797 - Počet stránok 452
...Columns. The general propofition columm °f eftabli(hedby this theor7 '=» that the ftrength of prifmatkal columns is in the direct quadruplicate ratio of their diameters and the inverfe duplicate ratio of their lengths. He profecuted this fubject in the Peterfburgh Commentaries... | |
 | Thomas Martin (civil engineer.) - 1813 - Počet stránok 714
...general proposition endeavoured to be established by this theory is, that the strength of prismatic columns is in the direct quadruplicate ratio of their diameters, and the inverse ratio of their lengths. He prosecuted this sulject in the Pctcrsburgh commentaries for 1778, where... | |
 | John Robison, James Watt - 1822 - Počet stránok 768
...diameters, and the inverse duplicate ratio of their lengths. He prosecuted this subject in the Petersburgh Commentaries for 1778, confirming his former theory....requiring the application of the most refined mathematics. Muschenbroek has compared the theory with experiment ; but the comparison has been very unsatisfactory,... | |
 | John Robison, James Watt - 1822 - Počet stránok 758
...of Columns. Th* general proposition established by this theory it, that the strength of pi ismalieal columns is in the direct quadruplicate ratio of their...Petersburg!) Commentaries for 1778, confirming his for-, mer theory. We do not fiud that any other author has bestowed much attention on it, all seeming... | |
 | John Robison, James Watt - 1822 - Počet stránok 770
...of Columns* The general proposition established by this theory is, that the strength of prismatical columns is in the direct quadruplicate ratio of their...of their lengths. He prosecuted this subject in the Petersburgh Commentaries for 1778, confirming his former theory. We do not find that any other author... | |
 | Thomas Curtis - 1829 - Počet stránok 809
...strength of columns. The general proposition established by this theory is, that the strength of prismatic columns is in the direct quadruplicate ratio of their diameters and the inverse ratio of their lengths. He prosecuted this subject in the Putersburgh Commentaries for 1 778, confirming... | |
 | Robert Stuart - 1854 - Počet stránok 1272
...1757, and confirmed in the Petersburg Commentaries for 1778, his theory, that the strength of prismatic columns is in the direct quadruplicate ratio of their diameters, and the inverse ratio of their lengths. One of the most common strains to which bodies are exposed, is that which tends... | |
 | 1862 - Počet stránok 514
...confirmed in the I'etersburjth Commentaries for 1778, his theory that the strength of prismatic pillars is in the direct quadruplicate ratio of their diameters, and the inverse ratio of their lengths. His investigations were followed out by Poisuou, who status, in his "Ahcanique,"... | |
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¿ition established by this theory is, that the strength of prismática! columns is in the direct quadruplicate ratio of their diameters, and the inverse duplicate ratio of their lengths. He prosecuted this subject in the Petersburg Commentaries for 1778,... 