How does the Doppler effect cause a siren's pitch to increase as it
approaches you?
A....
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Physics, 21.01.2021 17:00 austintules2005
How does the Doppler effect cause a siren's pitch to increase as it
approaches you?
A. Sound waves are spread out, increasing wavelength and
decreasing frequency.
B. Sound waves are pushed closer together, increasing wavelength
and decreasing frequency.
C. Sound waves are spread out, decreasing wavelength and
increasing frequency.
D. Sound waves are pushed closer together, decreasing wavelength
and increasing frequency.
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