 | Mrs. Marcet (Jane Haldimand) - 1821 - 366 páginas
...polished metals, though they wear that appearance, more than any other bodies, are far from really possessing it; and their inequalities may frequently...other, and occasion more or less resistance to motion. Caroline. But if a machine is made of polished metal, as a watch, for instance, the friction must be... | |
 | Mrs. Marcet (Jane Haldimand) - 1821 - 350 páginas
...polished metals, though they wear that appearance, more than any other bodies, are far from really possessing it ; and their inequalities may frequently...When, therefore, the surfaces of the two bodies, come in contact, the prominent parts of the one will often fall into the hollow parts of the other, and... | |
 | Mrs. Marcet (Jane Haldimand), Thomas P. Jones - 1826 - 286 páginas
...polished metals, though they wear that appearance more than most other bodies, are far from really possessing it; and their inequalities may frequently...When, therefore, the surfaces of the two bodies come in contact, the prominent parts of the one, will often fall into the hollow parts of the other, and... | |
 | Levi Washburn Leonard - 1827 - 398 páginas
...magnifyingglass their inequalities may frequently be perceived. When the surfaces of two bodies, therefore, come into contact, the prominent parts of the one...other, and occasion more or less resistance to motion. Friction is usually computed to destroy one third of the power of the machine. The application of oil... | |
 | Levi Washburn Leonard - 1830 - 350 páginas
...magnifyingglass their inequalities may frequently be perceived. When the surfaces of two bodies, therefore, come into contact, the prominent parts of the one...other, and occasion more or less resistance to motion. Friction is usually computed to destroy one third of the power of the machine. The application of oil... | |
 | 1832 - 642 páginas
...Polished metals, though they wear that appearance, more than any other bodies, are far from really possessing it ; and their inequalities may frequently...the prominent parts of the one will often fall into (he hollow parts of the other, and occasion more or less resistance to motion. In proportion as the... | |
 | Ireland commissioners of nat. educ - 1835 - 398 páginas
...Polished metals, though they wear that appearance, more than any other bodies, are far from really possessing it ; and their inequalities may frequently...magnifying glass. When, therefore, the surfaces of two bodies come into contact, the prominent parts of the one will often fall into the hollow parts... | |
 | 1836 - 424 páginas
...Polished metals, though they wear that appearance, more than any other bodies, are far from really possessing it ; and their inequalities may frequently...magnifying glass. When, therefore, the surfaces of two bodies come into contact, the prominent parts of the one will often fall into the hollow parts... | |
 | Mrs. Marcet (Jane Haldimand), John Lauris Blake - 1836 - 540 páginas
...Polished metals, though they wear that appearance, more than any other bodies, are far from really possessing it; and their inequalities may frequently...magnifying glass. "When, therefore, the surfaces of two bodies come into contact, the prominent parts of the one will often fall into the hollow parts... | |
 | Mrs. Marcet (Jane Haldimand) - 1837 - 358 páginas
...: poliahei metals, though they wear that appearance more than any ether bodies, are far from really possessing it ; and their inequalities may frequently...often fall into the hollow parts of the other, and! •ccaskm more or less resistance to motion. Carolitte. But if a machine is made of polished metal,... | |
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Yes ; friction is the resistance which bodies meet with in rubbing against each other ; there is no such thing as perfect smoothness or evenness in nature: polished metals, though they wear that appearance, more than any other bodies, are far from really... 
