Question: 4. A standing wave is set up in a string 3.5m long. The string vibrates in three segments under a frequency of 260 Hz.

4. A standing wave is set up in a string 3.5m long. The string vibrates in three segments under a frequency of 260 Hz. Calculate the wavelength and the fundamental frequency of the string. 5. Lead and copper are 2.1m and 2m, respectively, at 29C. At what temperature do two solid materials have the same length?

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