 | Elijah Galloway - Steam-engines - 1829 - 890 pages
...by means of a wedge, in a direction parallel to in back. Rule. As the length of the wedge is to half its back or head, so is the resistance to the power. Example. The breadth of the back or head of the wedge being 3 inches, and the length of either of itt inclined sides 10... | |
 | Elijah Galloway - Steam-engines - 1836 - 888 pages
...of 150 Ibs. As 10 : 1J :: 150 : 22Jlbs. — answer. CASE 3. When only one of the bodies is moveabl*. Rule. As the length of the wedge is to its back or...as in the last example. As 10 : 3 : : 150 : 45 Ibs answer. SCREW. The screw is a cord- wound in a spiral direction round the periphery of a cylinder,... | |
 | Septimus Norris - Locomotives - 1852 - 356 pages
...22£ Ibs-, AnsCASE 2- — When only one of the bodies is movableRULE — As the length of the weight is to its back or head, so is the resistance to the powerEXAMPLE — The breadth, length, and force, the same as in the last exampleAs 10 : 3 : : 150 :... | |
 | Septimus Norris - Locomotives - 1854 - 334 pages
...Ibs., Ans. CASE 2. — When only one of the bodies is movable. RULE. — As the length of the weight is to its back or head, so is the resistance to the...last example. As 10: 3:: 150: 45 Ibs., Ans. SCREW. The screw is an inclined plane, and we may suppose it to be generated by wrapping a triangle, or an... | |
 | Frederick Augustus Griffiths - Artillery drill and tactics - 1854 - 406 pages
...means of a wedge, in a direction parallel to its back. Rule. — As the length of the wedge, is to half its back, or head, so is the resistance, to the power. Example. — The breadth of the back, or head of the wedge, being three inches, and the length of either of its inclined sid«8... | |
 | Septimus Norris - Locomotives - 1854 - 336 pages
...22J Ibs., Ans. CASE 2.@ When only one of the "bodies is movable. RULE.@As the length of the weight is to its back or head, so is the resistance to the power. EXAMPLE.@The breadth, length, and force, the same as in the last example. As 10: 3:: 150: 45 Ibs.,... | |
 | Charles Haslett - Engineering - 1855 - 482 pages
...by meam of a wedge, in a direction parallel to its back. RULE. As the length of the wedge is to half its back or head, so is the resistance to the power. EXAMPLE. The breadth of the back or head of the wedge being 3 inches, and the length of either of its inclined sides 10... | |
 | Charles Haslett - 1855 - 544 pages
...means of a wedge, in a direction parallel to its back. RULE. As the length of the wedge is to half its back or head, so is the resistance to the power. EXAMPLE. The breadth of the back or head of the wedge being 3 inches, and the length of either of its inclined sides 10... | |
 | Charles W. Hackley - Engineering - 1856 - 530 pages
...means of a wedge, in a direction parallel to its back. RULE. As the length of the wedge is to half its back or head, so is the resistance to the power. EXAMPLE. The breadth of the1 back or head of the wedge being 3 inches, and the length of either of its inclined sides 10... | |
 | John McNeill Boyd - Naval art and science - 1857 - 526 pages
...means of a wedge, in a direction parallel to its back. Rule. — As the length of the wedge is to half its back or head, so is the resistance to the power. Example. — The breadth of the back or head being 3 inches, and the length of either of its inclined sides 10 inches, required... | |
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Wlten two bodies are farced from one, another by means of a wedge, in a direction parallel to its back. RULE. As the length of the wedge is to half its back or head, so is the resistance to the power. EXAMPLE. The breadth of the back or head of the wedge... 
