A certain string, clamped at both ends, vibrates in seven segments (half wavelength loops) at a frequency of 2.40 × 102 Hz. What frequency will cause it to vibrate in four segments? (a) 89 Hz (c) 274 Hz (e) 420 Hz (b) 137 Hz (d) 411 Hz

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It will cause to vibrate in four segments at 137 Hz frequency. The correct answer between all the choices given is the second choice or letter B. I am hoping that this answer has satisfied your query and it will be able to help you in your endeavor, and if you would like, feel free to ask another question.

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