Find frequencies of vibration of the piano wire. car 1 has, Ask an Expert

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Q. A piano tuner using a 382 Hz tuning form to tune a piano string hears 9 beats per second. What is one of the possible frequencies of vibration of this piano wire.

Q. Car 1 has 3 times the mass of car 2, but only 0.5 as much kinetic energy. What is the ratio between the speeds of the two cars (v1/v2)? You must type your answer as a numerical value.

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Category:- Physics
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