Analytical mechanics for students of physics and engineering (1913)
Dadourian, Haroutune Mugurditch, 1878- · New York, D. Van Nostrand Company · leaf 35
2X is identical with and is an abbreviation f<»r Ai -f x, + • • ■ + x„. 18 ANALYTIC !AL MECHANICS represent the actions.,! these bodies by three force-vectors, W, T, and F,Pig. 15, ami then apply the conditions of equilibrium. Setting equal tozero the sums of tin- components of the yforces along… … F=x>. Therefore no finite horizontalforce can make the string perfectly hori-zontal. 2. A uniform bar. of weigh! It andlength a, is suspended in a horizontalposition by two Btrihgs of equal length Il<;- 1,r>- I. The lower ends of the strings are fastened to the ends of the bar andthe upper…
Mechanics, Analytic
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