Useful Information for Engineers: Being a Series of Lectures |
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Página 31
... crush them , or rather to a force tending to crumple them , varies directly as a certain power of their thickness , the number indicating the power lying between 2 and 3 ; hence we assume , R = C . " k " ; but when rupture takes place ...
... crush them , or rather to a force tending to crumple them , varies directly as a certain power of their thickness , the number indicating the power lying between 2 and 3 ; hence we assume , R = C . " k " ; but when rupture takes place ...
Página 53
... pan hung at the extremity of the lever is transmitted through the piston b , to the specimen to be crushed , c . Fig . 6 . A = B FO B B E 3 AND RESISTANCE OF GLASS VESSELS TO COLLAPSE . 33 53 Resistance of glass to crushing.
... pan hung at the extremity of the lever is transmitted through the piston b , to the specimen to be crushed , c . Fig . 6 . A = B FO B B E 3 AND RESISTANCE OF GLASS VESSELS TO COLLAPSE . 33 53 Resistance of glass to crushing.
Página 55
... 448 8777 224 448 9225 Fractured 224 224 9449 112 224 9673 112 224 9897 112 224 10121 112 224 10345 Fractured with 9,225 lbs . 16,621 lbs . pe Crushed with 13,033 lbs . = 23,483 lbs . pe E 4 It will not be necessary again to repeat in ...
... 448 8777 224 448 9225 Fractured 224 224 9449 112 224 9673 112 224 9897 112 224 10121 112 224 10345 Fractured with 9,225 lbs . 16,621 lbs . pe Crushed with 13,033 lbs . = 23,483 lbs . pe E 4 It will not be necessary again to repeat in ...
Página 56
... crushed are alone given . Diameter . Area Height EXPERIMENT 3 . · • Fractured with 11,465 lbs . Crushed with 13,033 lbs . Diameter Area Height · = = 0.69 inch . 0.3739 square inch . 1.0 inch . 30,661 lbs . per square inch . 34,854 lbs ...
... crushed are alone given . Diameter . Area Height EXPERIMENT 3 . · • Fractured with 11,465 lbs . Crushed with 13,033 lbs . Diameter Area Height · = = 0.69 inch . 0.3739 square inch . 1.0 inch . 30,661 lbs . per square inch . 34,854 lbs ...
Página 57
... Crushed with 10,516 lbs . 22,583 lbs . per square inch . = EXPERIMENT 8 . Diameter . Area 0.76 inch . · • · Height • Fractured with 8126 lbs . • 0.454 square inch . 1.5 inch . 17,883 lbs . per square inch . = Crushed with 15,891 lbs ...
... Crushed with 10,516 lbs . 22,583 lbs . per square inch . = EXPERIMENT 8 . Diameter . Area 0.76 inch . · • · Height • Fractured with 8126 lbs . • 0.454 square inch . 1.5 inch . 17,883 lbs . per square inch . = Crushed with 15,891 lbs ...
Términos y frases comunes
20 tons applied in lbs Author bar iron boiler Boiler plate bridges Britannia Bridge calculated cast-iron collapsing pressure compression construction crane Crown 8vo Crown-glass crushed cube cylinder deck defects diameter elongation experiments external pressure Fahr feet 6 inches fibre Flint-glass flues force formula fracture Grauwacke Green glass HISTORY Illustrations improvements inch in lbs inch thick increase Ingleton iron ships iron vessels keelsons Keyham labour Lectures length load longitudinal machine material mean ments mills millwright nearly observed Penmaenmawr Portrait Post 8vo powers of resistance practical present principle red heat Remarks Rennie Resistance of Glass revised riveted Royal Charter rupture Sandstone Second Edition sectional area specimens square inch Staffordshire steam engine stone Strain applied strength strength of materials stringers subjected temperature tensile tensile strength Thicknesses measured Third Edition tons per square tubes vols wheel Woodcuts wrought iron
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