What beat frequencies result if a piano hammer hits three strings that emit frequencies of 127.7,...

What beat frequencies result if a piano hammer hits three strings that emit frequencies of 127.7, 128.1, and 129.2 Hz? (Give your answers from smallest to largest.)
Hz
Hz
Hz

Expert Solution

genius_generous answered 1 year ago

1) A piano tuner hears one beat every 1.3 s when trying to adjust two strings,...

1) A piano tuner hears one beat every 1.3 s when trying to adjust two strings, one of which is sounding 350 Hz. How far off in frequency is the other string? 2) A source emits sound of wavelengths 2.64 m and 2.81 m in air. a) How many beats per second will be heard? (Assume T=20?C.) B)How far apart in space are the regions of maximum intensity? 3) A hiker determines the length of a lake by listening for...

In three sentences (one for each result) report what these results mean.

Source of Variance SS df MS F Sig Program .375 1 .375 .114 .740 Time 230.79 3 76.93 23.37 .00 Program x Time 5.12 3 1.70 .519 .675 Error 52.66 16 3.29 Total 665 24 ______________________________________________________________ In three sentences (one for each result) report what these results mean. Follow your sentences with your results in APA style including η2 and evaluation (you will need to calculate η2 by hand for each result. Remember that η2 = SS /SS + Error,...

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