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Two piano strings are supposed to be vibrating at 220 HzHz , but a piano tuner hears three beats every 3.3 ss when they are played together. Part A Part complete If one is vibrating at 220 HzHz , what must be the frequency of the other (is there only one answer)? Express your answer using four significant figures. If there is more than one answer, enter them in ascending order separated by commas. Part B By how much (in percent) must the tension be increased or decreased to bring them in tune

Two piano strings are supposed to be vibrating at 220 HzHz , but a piano tuner hears three beats every 3.3 ss when they are played together. Part A Part complete If one is vibrating at 220 HzHz , what must be the frequency of the other (is there only one answer)? Express your answer using four significant figures. If there is more than one answer, enter them in ascending order separated by commas. Part B By how much (in percent) must the tension be increased or decreased to bring them in tune

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Two piano strings are supposed to be vibrating at 220 HzHz , but a piano tuner hears three beats every 3.3 ss when they are played together.

Part A

Part complete
If one is vibrating at 220 HzHz , what must be the frequency of the other (is there only one answer)?
Express your answer using four significant figures. If there is more than one answer, enter them in ascending order separated by commas.

Part B

By how much (in percent) must the tension be increased or decreased to bring them in tune?
Express your answer using two significant figures. If there is more than one answer, enter them in ascending order separated by commas.
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