Discussion-24 - Beats Beats,StandingWaves&Instruments...

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eats Standing Waves & Instruments Beats, Standing Waves & Instruments Discussion #24 – Ch. 17.4 & 17.6 Physics 125–Fall 2010 Dr. Mike Melnichuk [email protected] Office: 2409 Randall Lab [email protected] ffice Hours: 2:00 :00 / Mon & Tue Rm 1416 Randall Lab Office Hours: 2:00 – 4:00 / Mon. & Tue. in Rm. 1416 Randall Lab.
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Test #1 When a guitar string is sounded along with a 439 Hz tuning fork, a beat frequency of 2.00 Hz is heard. When the same string is sounded along with a 435 Hz tuning fork, he eat frequency i .00 Hz . What is the frequency of the string? HINT : Find the the beat frequency is 6.00 Hz . What is the frequency of the string ? two possible frequencies of the string with the first tuning fork on; then find the two string frequencies when the second fork was on. The beat frequency that you are asked to find is the beat frequency that’s common to both tuning fork cases.
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Discussion-24 - Beats Beats,StandingWaves&Instruments...

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