Merchant, F. W. (Francis Walter), 1855-1937, Fessenden, Cortez, b. 1852 · Toronto : Copp, Clark · leaf 170
ORIGIN AND NATURE OF SOUND. 161 Experiment 3. Fasten the middle of a brass rod about two feet long in avice as shown in Fig. 130. Suspend by two fibres the cork ballused in the last experiment, and bring it so that it will justtouch the free end of the rod. Rub the rod lengthwise with apiece of… … Fig 130. 1. What evidence have you that the rod is vibrating ? 2. How does its manner of vibration differ from that of the rodin the last experiment ? 5. Vibration of a Tuning-Fork.Experiment 4. Place a match on the ring of a retort stand (Fig. 131).Strike the end of a prong of a tuning-fork a…
Physics
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