Mechanics Applied to EngineeringLongmans, Green and Company, 1904 - 770 страници |
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Страница 4
... length to the radius . The length of a circular arc subtending an angle 6 ° is 2πr X 0 ° 360 ° where π is the ratio of the circumference to the diameter ( 27 ) of a circle , and is the angle subtended ( see p . 22 ) . Then , when the ...
... length to the radius . The length of a circular arc subtending an angle 6 ° is 2πr X 0 ° 360 ° where π is the ratio of the circumference to the diameter ( 27 ) of a circle , and is the angle subtended ( see p . 22 ) . Then , when the ...
Страница 17
... length represents on any given scale the speed of the point at P , and the direction of the radius vector the direction in which P is moving , the line op completely represents the velocity of the point P. If other radii are drawn in ...
... length represents on any given scale the speed of the point at P , and the direction of the radius vector the direction in which P is moving , the line op completely represents the velocity of the point P. If other radii are drawn in ...
Страница 18
... length of the string , and ( 3 ) the velocity with which the body moves . The tension in the string is equal to the centrifugal force . We will now show how the exact value of this force may be calculated in any given instance.1 Path of ...
... length of the string , and ( 3 ) the velocity with which the body moves . The tension in the string is equal to the centrifugal force . We will now show how the exact value of this force may be calculated in any given instance.1 Path of ...
Страница 20
... length . Length . If a point be shifted through any given distance , it traces out a line in space , and the length of the line is the distance the point has been shifted . A simple statement in units of length of this one shift ...
... length . Length . If a point be shifted through any given distance , it traces out a line in space , and the length of the line is the distance the point has been shifted . A simple statement in units of length of this one shift ...
Страница 21
... length of the generating line 7 ; ( 2 ) on the length of the side shift of the generating line d ; ( 3 ) on the side shift of the generating surface t . Thus the state- ment of the volume of a given body or space must involve three ...
... length of the generating line 7 ; ( 2 ) on the length of the side shift of the generating line d ; ( 3 ) on the side shift of the generating surface t . Thus the state- ment of the volume of a given body or space must involve three ...
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acceleration angle angular velocity balance weight balls beam bearing bending bending moment bending-moment diagram body Calculate cent centre of gravity centrifugal circle coefficient compression connecting-rod constant crank Crown 8vo curve cylinder deflection diameter direction distance efficiency elastic limit ELEMENTARY energy engine equal feet per second Find flange flywheel force acting given governor hence horizontal Illustrations increase inertia length load material maximum mechanism metal method moment of inertia neutral axis orifice parallel pipe piston plane plate polygon pressure pulley pump R₁ radius of gyration ratio revolutions per minute rivets rotation shaft shear shear stress shown in Fig side speed square inch strain stress stroke strut surface tangent tensile tensile stress tension tons per square triangle turbine V₁ valve vanes varies vertical virtual centre W₁ Watt governor wheel Young's modulus
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