A Manual of Machinery and Millwork |
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Page xii
... Expressed , 277A . Measures of Force and Mass , 318 278. Resultant and Component Forces their Magnitude , 282. Centre of Gravity - Moment of Weight . 313 . 314 315 • 328 283. Centre of Pressure , 329 284. Centre of Buoyancy , 329 317 ...
... Expressed , 277A . Measures of Force and Mass , 318 278. Resultant and Component Forces their Magnitude , 282. Centre of Gravity - Moment of Weight . 313 . 314 315 • 328 283. Centre of Pressure , 329 284. Centre of Buoyancy , 329 317 ...
Page 21
... expressed by calculation . In fig . 15 , - sin C A B sin C A D : sin DAB :: AD : AB : A C ; also , A D2 A B + A C2 + 2 A B A C cos CA B. In fig . 16 , = • A B = AD cos B A D ; A C = A D · sin BAD ; In fig . 17 , A D2 A B2 + A C2 . = L ...
... expressed by calculation . In fig . 15 , - sin C A B sin C A D : sin DAB :: AD : AB : A C ; also , A D2 A B + A C2 + 2 A B A C cos CA B. In fig . 16 , = • A B = AD cos B A D ; A C = A D · sin BAD ; In fig . 17 , A D2 A B2 + A C2 . = L ...
Page 22
... expressed by prefixing the sign or to their velocity- ratio , according as their motions are similar or contrary ; that is , the sign denotes that those motions are both forward or both backward ; and the sign that one is forward and ...
... expressed by prefixing the sign or to their velocity- ratio , according as their motions are similar or contrary ; that is , the sign denotes that those motions are both forward or both backward ; and the sign that one is forward and ...
Page 23
... expressed by A B AD and A C Ꭺ Ꭰ ; and in fig . 17 , page 20 , the velocity - ratios of three rectangular component motions , as compared with their resultant , are ex pressed by C D E F LB ' LB ' GH and LB Strictly speaking , the ...
... expressed by A B AD and A C Ꭺ Ꭰ ; and in fig . 17 , page 20 , the velocity - ratios of three rectangular component motions , as compared with their resultant , are ex pressed by C D E F LB ' LB ' GH and LB Strictly speaking , the ...
Page 24
... expressed in two different ways . For most practical purposes it is usually stated in turns and fractions of a turn in some convenient unit of time ; such as a second , or ( more commonly ) a minute . For scientific purposes , and for ...
... expressed in two different ways . For most practical purposes it is usually stated in turns and fractions of a turn in some convenient unit of time ; such as a second , or ( more commonly ) a minute . For scientific purposes , and for ...
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Common terms and phrases
acting angle angle of repose angular velocity approximately Article axes axle band beam bending bending moment body breadth cast iron circle circular arc co-efficient component crank cross-section curve cutting cylinder denote diameter direction distance dynamometer ellipse epicycloidal epitrochoid equal equation exerted factor of safety figure fixed force friction gear given greatest instant instantaneous axis kilogrammes length lever line of centres line of connection load machine means modulus moment of inertia motion moving pieces multiply normal obliquity pair parallel perpendicular piston pitch pitch-circle pitch-line pitch-point pitch-surface plane of projection position pressure principles produced proportional pulley radii radius radius of gyration ratio represent resistance resultant rolling rotation rules screw shaft shearing shearing stress sliding square inch straight line strength stress stroke surface teeth tenacity tension tooth trace train train-arm transverse traversing valve velocity-ratio weight wheel
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