Elementary Introduction to Practical Mechanics: Illustrated by Numerous ExamplesLongmans, 1870 - 324 pages |
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Page 23
... moving uniformly , that U = Uo + U1 It also appears that in most machines u1 bears to u a constant ratio , so that U1 = KU where the letter K denotes some proper fraction , depending on the nature of the machine ; this fraction is ...
... moving uniformly , that U = Uo + U1 It also appears that in most machines u1 bears to u a constant ratio , so that U1 = KU where the letter K denotes some proper fraction , depending on the nature of the machine ; this fraction is ...
Page 24
... moving air , or of falling water . The last of these , viz . the power of falling water , is , next to steam , the most conspicuous example of work done on a large scale by an inanimate agent 24 PRACTICAL MECHANICS .
... moving air , or of falling water . The last of these , viz . the power of falling water , is , next to steam , the most conspicuous example of work done on a large scale by an inanimate agent 24 PRACTICAL MECHANICS .
Page 64
... moving bodies , one of these forces is to be overcome , or opposes motion , and this is called the weight , the other force which produces the motion is called the power . When the lever is in equilibrium the moments of the power and ...
... moving bodies , one of these forces is to be overcome , or opposes motion , and this is called the weight , the other force which produces the motion is called the power . When the lever is in equilibrium the moments of the power and ...
Page 71
... moving freely round a A joint or hinge at a ; if it were acted on by a force it would b C turn round A , unless the force B C acted through A. Now , suppose two such rods , A B and AC , to be a connected by a perfectly smooth W joint at ...
... moving freely round a A joint or hinge at a ; if it were acted on by a force it would b C turn round A , unless the force B C acted through A. Now , suppose two such rods , A B and AC , to be a connected by a perfectly smooth W joint at ...
Page 142
... moving forward , the mutual action between the surfaces of contact at E and F will act along these lines , and the wedge is kept at rest by w and re- actions R ' and R ' , equal and opposite to R and R ; the directions of these three ...
... moving forward , the mutual action between the surfaces of contact at E and F will act along these lines , and the wedge is kept at rest by w and re- actions R ' and R ' , equal and opposite to R and R ; the directions of these three ...
Common terms and phrases
ABCD angle of resistance angular angular velocity axis axle beam body brickwork cast iron centre of gravity circle circumference coefficient of friction Crown 8vo cubic foot curve cylinder described determine the number diameter direction distance draw Edition engine epicycloid equal equation equilibrium expended extrados forces acting formula friction frustum given hence horizontal horse-power inclined inclined plane last Example length limiting angle magnitude mass middle point minute modulus moment of inertia motion moving number of units oscillation P₁ parallel forces passing perpendicular plane pressure principle principle of moments Prop pulley R₁ radius raised reaction represent respectively rest resultant right angles rope round screw sliding space square inch steam suppose surface teeth thick thread tion triangle vertical vols wall weight wheel Woodcuts wrought iron
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