We call this a difference in timbre pronounced tambur

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Unformatted text preview: ferent. We call this a difference in timbre (pronounced "tambur", following its French root.) If you were to Fourier analyze the sound produced by each instrument, what quantities would be the same and what quantities would be different in the spectrum produced by each instrument? Include a sketch of the Fourier spectrum to illustrate your points. (c) In each case we're assuming that you're plucking a string in the same way, so the ultimate source of the sound - a string's vibration - is the same. Explain why the sounds are so different. 6. EM Waves: Some Numbers. (a) What frequency electromagnetic wave will have a wavelength comparable in size to (i) the Earth; (ii) a blue whale; (iii) a microwave oven; (iv) a Pentium Core 2 Duo microprocessor chip; (v) the gate length of a transistor on a Pentium chip (about 40 nm); (vi) an atom; and (vii) an atomic nucleus? (b) How long does it take for an electromagnetic wave to travel (i) from your computer screen to your eyes? (ii) from New York to LA? (iii) from the...
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This note was uploaded on 02/27/2013 for the course PHY 2214 taught by Professor Davis during the Spring '12 term at Cornell University (Engineering School).

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