Engineer's Manual for Designers, Draughtsmen, Toolmakers, Turners, Fitters, Mechanics, Erectors, and StudentsA. T. Collins Philosophical Library, 1965 - 334 σελίδες |
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Σελίδα 53
... Load on Beam . E = Modulus of Elasticity . I = Moment of Inertia of Cross Section about its neutral Stress at any ... Load W. FIG . 125 . Supported at both ends , uniform load . Stresses at critical points : At centre : WI 8Z -x- W 2 ...
... Load on Beam . E = Modulus of Elasticity . I = Moment of Inertia of Cross Section about its neutral Stress at any ... Load W. FIG . 125 . Supported at both ends , uniform load . Stresses at critical points : At centre : WI 8Z -x- W 2 ...
Σελίδα 60
... load : Beyond load , s = 0 . Stress at support : 3EI ' Example 12 W S = Ꮓ ( l − x ) . wz WI If cross - section is constant , this is the maximum stress . 4x Between support and load : Beyond load : Deflection at load : y = 6EI Maximum ...
... load : Beyond load , s = 0 . Stress at support : 3EI ' Example 12 W S = Ꮓ ( l − x ) . wz WI If cross - section is constant , this is the maximum stress . 4x Between support and load : Beyond load : Deflection at load : y = 6EI Maximum ...
Σελίδα 63
... load : Wx2b y = ( 3n —mx ) . 12E1 / 3 Between support and load : Wa2v y = 12E113 12E1 / 3 ¡ [ 312b — v2 ( 31 — a ) ] . Deflection at load : Wa3b2 12E1 / 3 ( 31 + b ) . If a 0.58581 , maximum deflection is between load and support , at ...
... load : Wx2b y = ( 3n —mx ) . 12E1 / 3 Between support and load : Wa2v y = 12E113 12E1 / 3 ¡ [ 312b — v2 ( 31 — a ) ] . Deflection at load : Wa3b2 12E1 / 3 ( 31 + b ) . If a 0.58581 , maximum deflection is between load and support , at ...
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ENGINEERING UNITS | 7 |
INTERNATIONAL ATOMIC WEIGHTS | 14 |
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angle Avoirdupois belt Bolt calculations centimetres centre change gears Chordal circle continued fraction cosec Cross-section cubic metre cursor cylinder decimetre degrees Depth Diam dimensions divisions Drill driver error factors feet FLANGES foot formula fraction FRUSTUM FUNCTIONS OF NUMBERS gallon gauge given Groove Hardness Number heat holes horse-power indentor Kilogrammes Kilos Lead Screw length load maximum stress Maximum Tolerance Minimum measured Metric millimetres Minimum Maximum Tolerance Nominal Nomogram number of teeth Number of Threads pipe pitch diameter plating Pounds pressure pulley radians radius ratio REVOLUTIONS PER MINUTE rope SCREW THREADS shaft sine sine bar slide rule spindle Square Cube Square square inch square metre square root steam Steel surface Table Taper temperature threads per inch Tolerance Minimum Maximum TRIANGLE TRIGONOMETRICAL V-belts vernier Weight wheels Whitworth width wire worm yards