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Wavelength of the constituent travelling

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Reference no: EM131242270

A 30 cm long string with one end clamped and the other free to move transversely, is vibrating in its second harmonic. The wavelength of the constituent travelling waves is:

A: 10 cm

B: 30 cm

C: 40 cm

D: 120 cm

Please explain briefly.

Reference no: EM131242270

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