The tension in a sonometer wire is increased to nine times. Then the fundamental frequency of the wire is

Question

The tension in a sonometer wire is increased to nine times. Then the fundamental frequency of the wire is

The tension in a sonometer wire is increased to nine times. Then the fundamental frequency of the wire is
A. 9 times
B. 3 times
C. 1/3 times
D. 1/9 times

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
`n_1 prop sqrt(T) " and " n_2 prop sqrt(T_2)`
`therefore n_2/n_1 = sqrt(T_2/T_1) = sqrt(T_1/T_1) therefore n_2=3n_1`

4 views Answered 2023-02-05 15:29