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Asked Dec 28, 2019
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Tension is maintained in a string as in Figure P13.57. The observed wave speed is v = 24.0 m/s when the suspended mass is m = 3.00 kg. (a) What is the mass per unit length of the string? (b) What is the wave speed when the suspended mass is m = 2.00 kg?

Figure P13.57
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Figure P13.57

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Expert Answer

Step 1

(a). the tension on the string is

Physics homework question answer, step 1, image 1
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Step 2

The speed of wave in a stretched string is

Physics homework question answer, step 2, image 1
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Step 3

Use equation 1 in 2, and solve for mass...

Physics homework question answer, step 3, image 1
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