A String Is Strung Horizontally with a Fixed Tension

question 17

Multiple Choice

A string is strung horizontally with a fixed tension.A wave of frequency 60.0 Hz is sent along the string,and it has a wave speed of 58.4 m/s.Then a second wave,one of frequency 120 Hz,is sent along the string.What is the wave speed of the second wave?​

• A)29.2 m/s
• B)58.4 m/s
• C)117 m/s
• D)87.6 m/s
• E)234 m/s

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Definitions:

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A method in capital budgeting where a project is evaluated based on its own profitability without considering the impact of other projects or financing methods.

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