A string is stretched with a tension of 120 N. The string has a length of 2.5 meters. The velocity of wave propagation along the string is 220 m/s. The mass per unit length of the string is A) 5.8 × 10⁻³ kg/m. B) 5.0 × 10⁻³ kg/m. C) 4.2 × 10⁻³ kg/m. D) 3.7 × 10⁻³ kg/m. E) 2.5 × 10⁻³ kg/m.

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The Answer of A string is stretched with a tension of 120 N. The string has a length of 2.5 meters. The velocity of wave propagation along the string is 220 m/s. The mass per unit length of the string is A) 5.8 × 10⁻³ kg/m. B) 5.0 × 10⁻³ kg/m. C) 4.2 × 10⁻³ kg/m. D) 3.7 × 10⁻³ kg/m. E) 2.5 × 10⁻³ kg/m.

A String Is Stretched with a Tension of 120 N