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 163
Fig. 64. … Fig. 66. represent the weight W, and through c draw lines paral-lel to aE and aF respectively; then in the parallelogramso constructed ab, ad will be the components of the forceac, which is equal and opposite to W. They give thetension of each string which supports the given weight. 138.…
Mechanics
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