Elementary natural philosophy : designed for high schools and academies (1881)
Griffin, La Roy F. (La Roy Freese), 1844-1916 · Philadelphia : Sower, Potts & Co. · leaf 49
136. The resultant of severalforces may be found from the re-sultant of two combined with aFig. 36. thirdi and so on T}lis ig iUug_ trated in the case of Gravity.* Considering a body asmade up of molecules each ofwhich is acted upon by gravity,the line of direction becomes theresultant. » 137. The…
Physics
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