A text book of elementary mechanics, for the use of colleges and schools (1881)
Dana, Edward Salisbury, 1849-1935 · New York, J. Wiley & sons · leaf 226
ives the positionof the one-pound notch on the scale, and at twice thisdistance from D will be the two-pound notch, and so on.If, as in Fig. 139, the centre of gravity is on the otherside of the fulcrum, the position of the zero-point Dwill also be changed, but the value of DB is obtained… … Fig. 140 ring to support it at C. When the steelyard is turnedover and supported at C, the weight has a shorter lever-arm, and consequently, the counterpoise remaining thesame, with this second graduation theinstrument is adapted for heavier weightsthan in the first case. A common form of the…
Mechanics
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