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The density of the material of sonometer...

The density of the material of sonometer wire ` rho = 8 g * cm^(-3)` , diameter d = 0 . 4 mm , mass suspended from its free end, M = 2 kg and the distance between two moving bridges, l = 50 cm. Determine the fundamental frequency of transverse bibration in the wire (` g = 980 cm* s^(-2)` ) .

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The correct Answer is:
140 Hz (approx)
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