The speed of longitudinal waves in a thin brass rod is 3480 m/s . If the rod is clamed at one end and gives a fundamental frequency of 435 Hz, then th

Question

The speed of longitudinal waves in a thin brass rod is 3480 m/s . If the rod is clamed at one end and gives a fundamental frequency of 435 Hz, then th

The speed of longitudinal waves in a thin brass rod is 3480 m/s . If the rod is clamed at one end and gives a fundamental frequency of 435 Hz, then the length of the rod will be
A. 4m
B. 2m
C. 1m
D. 0.5m

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
`v=nlamda therefore lamda = v/n = 3480/435`
`l=lamda/4 = (3480)/(4xx435)=2m`

4 views Answered 2023-02-05 15:29