A 0.33-m long violin string has a mass of vibration when pulled by a tension of 72-N. [5] The sound intensity 3 mi from the takeoff point
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![speed 10 m/s toward the whistle. [5]
6. A 0.33-m long violin string has a mass of 1.42-g. Calculate its fundamental frequency of
vibration when pulled by a tension of 72-N. [(5)
7. The sound intensity 3 mi from the takeoff point of a Concord supersonic jet is 0.60 W/m². What
area sound collector would absorb enough energy to run a 40-W lightbulb? [5]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Faa4f53eb-3b29-4aa8-8494-836444e3cc62%2F6a17fb55-9c1a-4830-b701-188cdb2e88b7%2Flfbkkhf_processed.jpeg&w=3840&q=75)
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