Gregg, J. B. [from old catalog] · Ada, Ohio, The University herald press · leaf 23
Rotator. Inertia Apparatus. I. Any convenient form of rotatormay be used. The one shown in the cutwill serve many purposes in the labora-tory. Very good results can be ob-tained by rotating by means of a stringand the fingers. The objects rotated should include thefollowing: an endless chain, a…
Physics
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