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Q. A piece of string 5.30 m long has a mass of 14.0 g. What must the tension in the string be to make the wavelength of a 128 Hz wave 120.0 cm?

Q. A 430-g soccer ball at rest on the ground is kicked with a force of 600 n and flies off at 15 m/s. How long was the toe of the person who kicked the ball?

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