A 130-M String Is Held Fixed at Both Ends

question 13

Multiple Choice

A 1.30-m string is held fixed at both ends.When driven by a 140-Hz source,the string vibrates in 4 distinct segments.What is the natural fundamental frequency of the string?

• A)35.0 Hz
• B)70.0 Hz
• C)215 Hz
• D)431 Hz
• E)45.5 Hz

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