A violinist places her finger so that the vibrating section of a 1.30 g/m string has a length of 40.0 cm, then she draws her bow across it.

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A violinist places her finger so that the vibrating section of a 1.30 g/m string has a length of 40.0 cm, then she draws her bow across it. A listener nearby in a 20 ^circ {rm C} room hears a note with a wavelength of 60.0 cm. What is the tension on the string?

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