A given length of sonometer wire is in resonance with a tuning fork. If the length of the wire is reduced by 4% the wire vibration with the fork produ

Question

A given length of sonometer wire is in resonance with a tuning fork. If the length of the wire is reduced by 4% the wire vibration with the fork produ

A given length of sonometer wire is in resonance with a tuning fork. If the length of the wire is reduced by 4% the wire vibration with the fork produces 8 beats per second. The frequency of the tuning fork is
A. 200Hz
B. 192Hz
C. 208Hz
D. 196Hz

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
`(Deltan)/(n_1) = (Deltal)/(l_2) = 4/96`
`8/n_1 = 4/46 " " therefore n_1 = 192Hz`

4 views Answered 2023-02-05 15:29