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Waves question

2023 · 8 Apr · Shift 2 · Q60
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Waves question

2023 · 8 Apr · Shift 2 · Q60

JEE MainPhysicsWavesNumerical+4 / −1
A guitar string of length 90 cm vibrates with a fundamental frequency of 120 Hz. The length of the string producing a fundamental frequency of 180 Hz will be ‾\underline{\hspace{2cm}}​ cm.
Numerical answer
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