Elementary Introduction to Practical Mechanics: Illustrated by Numerous ExamplesLongmans, 1870 - 324 pages |
From inside the book
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Page 10
... magnitude , the bar will break . If we determine by experiment this force in lbs . per square inch , we obtain the tenacity of the substance . It is manifest that the strain which will tear a bar whose section is n square inches will ...
... magnitude , the bar will break . If we determine by experiment this force in lbs . per square inch , we obtain the tenacity of the substance . It is manifest that the strain which will tear a bar whose section is n square inches will ...
Page 12
... magnitude , the bar will break . If we determine by experiment this force in lbs . per square inch , we obtain the tenacity of the substance . It is manifest that the strain which will tear a bar whose section is n square inches will be ...
... magnitude , the bar will break . If we determine by experiment this force in lbs . per square inch , we obtain the tenacity of the substance . It is manifest that the strain which will tear a bar whose section is n square inches will be ...
Page 37
... magnitude of the force , then will the area of the curve between any two ordinates represent the work done by the force while acting through a space represented by the difference between the extreme abscissę . FIG . 6 . P5 P4 P3 P2 P1 Q ...
... magnitude of the force , then will the area of the curve between any two ordinates represent the work done by the force while acting through a space represented by the difference between the extreme abscissę . FIG . 6 . P5 P4 P3 P2 P1 Q ...
Page 48
... magnitude of any force is assigned by considering the weight it would just support if applied directly upward ; in other words , we arrive at the magnitude of any force by comparing it with the most familiar and measurable of forces ...
... magnitude of any force is assigned by considering the weight it would just support if applied directly upward ; in other words , we arrive at the magnitude of any force by comparing it with the most familiar and measurable of forces ...
Page 49
... magnitude , ( 2 ) its point of appli- cation , ( 3 ) its line of action , and ( 4 ) its direction along that line . * A live is frequently said to repre- sent a force ; when this is the case , it must be drawn from the point of ...
... magnitude , ( 2 ) its point of appli- cation , ( 3 ) its line of action , and ( 4 ) its direction along that line . * A live is frequently said to repre- sent a force ; when this is the case , it must be drawn from the point of ...
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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