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  • When the string of a sonometer of length L between bridges vibrates in the second overtone, the amplitude of vibration is maximum at:Option: 1 <img a

When the string of a sonometer of length L between bridges vibrates in the second overtone, the amplitude of vibration is maximum at:

Option: 1

\frac{L}{2}


Option: 2

\frac{L}{4}, \frac{3L}{4}


Option: 3

\frac{L}{6}, \frac{3L}{6}


Option: 4

\frac{L}{8}, \frac{3L}{8}, \frac{5L}{6}


Answers (1)

best_answer

Second overtone means three loops.

3\frac{\lambda}{2} = L \implies \lambda = \frac{2L}{3}

Antinodes will be obtained at:

\frac{\lambda}{4}, \frac{3\lambda}{4}, \frac{5\lambda}{4}

or

\frac{L}{6}, \frac{3L}{6}, \frac{5L}{6}

Posted by

chirag

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