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 765
rms may be produced, lowever, by a method due to Chladni. The plate is clamped at one >oint, usually the middle, and bowed at some point of the edge, he finger being pressed on some other point or points to fix the position of the nodal lines. If some fine dry sand be sprinkled ipon the plate,… … Fig. 684.—Chladnis figures. figures are given in Fig. 684, the finger being placed at N and the!plate bowed at A. The two places on opposite sides of any nodaflline are always in opposite phases. Bells. The mode of vibration of a bell is very complex, buiconsidering it for a moment to be that of a…
Physics
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