A text book of physics, for the use of students of science and engineering (1918)
Duncan, John, d. 1941, Starling, Sydney George, 1873- · London Macmillan · leaf 741
lucked or bowed. If, however,the string be stretched upon a board and passed over two bridges,A and B (Fig. 659), then, on bowing or plucking it, quite a loudsound will be heard. The string alone is in contact with only asmall quantity of air, so that when it vibrates it sets a smallquantity of air… … FIG. 660.- -TuniiiK-fork ou soundiug-box. however, the string is stretched upon a board, the string exertsa periodic force upon the bridges A and B, which in turn give thesounding-board upon which they rest a periodic motion. As theboard is in contact with a comparatively large amount of air,…
Physics
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