Journal of the Franklin InstitutePergamon Press, 1865 |
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Page 4
... becomes dt dt de zy dy + ch z dy- + ƒa zy dy - çƒde z dy = 0 , dy — 8 dt dt or s zy dy + q z dy = 0 . de de • ( 99 ) . EXAMPLE . - Let the beam be rectangular ; b the breadth , and d the depth . Then we have d - y У sb y dy + bf dy = 0 ...
... becomes dt dt de zy dy + ch z dy- + ƒa zy dy - çƒde z dy = 0 , dy — 8 dt dt or s zy dy + q z dy = 0 . de de • ( 99 ) . EXAMPLE . - Let the beam be rectangular ; b the breadth , and d the depth . Then we have d - y У sb y dy + bf dy = 0 ...
Page 7
... becomes , SS dt d . y dy dx - fs y dy dx = Let Kthe area of the section ; L cos · E . ( 107 ) . Ythe distance from the neutral axis ( the origin of co - ordi- nates ) to the centre of gravity of the sections . Then , from mechanics we ...
... becomes , SS dt d . y dy dx - fs y dy dx = Let Kthe area of the section ; L cos · E . ( 107 ) . Ythe distance from the neutral axis ( the origin of co - ordi- nates ) to the centre of gravity of the sections . Then , from mechanics we ...
Page 8
... become uselessly cumbersome and expensive . Čareful examination and experiments made upon a large scale ( which will be explained hereafter ) have brought out facts by which a simple rule has been arrived at a rule that may safely be ...
... become uselessly cumbersome and expensive . Čareful examination and experiments made upon a large scale ( which will be explained hereafter ) have brought out facts by which a simple rule has been arrived at a rule that may safely be ...
Page 10
... become thickened in the effort to increase its bearing surface to the extent required . But while this is going on , the metal around the other portions ( B B , Figs . 2 and 3 ) of the hole will be thinned by being stretched , until at ...
... become thickened in the effort to increase its bearing surface to the extent required . But while this is going on , the metal around the other portions ( B B , Figs . 2 and 3 ) of the hole will be thinned by being stretched , until at ...
Page 11
... become pear- shaped , ( see Fig . 2 , ) having altered its position , and that the iron of the link which , during the application of the load , bore upon the pin , and was consequently in a state of compression , had become consider ...
... become pear- shaped , ( see Fig . 2 , ) having altered its position , and that the iron of the link which , during the application of the load , bore upon the pin , and was consequently in a state of compression , had become consider ...
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66 date acid action air pump amount apparatus applied arrangement atmospheric Bessemer process boiler carbon caseine cast iron cause cent centre chemical coal color combustion condenser constructed containing cubic cubic foot cylinder diameter effect employed equal evaporated expansion experiments fact fatty matters feet fluid force FRANKLIN INSTITUTE fuel furnace gauge glass glycerine heat horse power increased kilometres per hour L.-THIRD SERIES.-No length less lime London magnesium manganese manufacture marine engines material means mechanical mercury Messrs metal miles Mont Cenis motion naphtha obtained ordinary paper pass patent petroleum pipe placed plate portion practical present pressure produced proportion quantity rails railway resistance screw ship side silicate soap soda spermaceti square inch strain strength stroke substance sulphur sulphuric acid surface surface condensers temperature thickness tion tons truss tube valve vessel weight wheels whilst wool wrought iron