Gregg, J. B. [from old catalog] · Ada, Ohio, The University herald press · leaf 27
—(1) Wu the weightused for the first force; (2.) W2, the weight used for the sec-ond force; (3.) W^, the weight used for the third force; (4.)Wr, the weight showing the resultant of the forces; (5.) Lr,the length in inches of the resultant shown by the parallelo-gram; (6.) Ed , the error in the… … 18 FORCES OF NA TURE.—GRA VITY. EXPERIMENT 6. LAWS OF UNIFORMLY ACCELERATED MOTION.
Physics
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