Physics · Wave Motion and Sound
A person standing near a track hears a shift in the frequency of a passing train's whistle. Which of the following physical principles explains this phenomenon?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Acoustic resonance
- 2Doppler effect✓
- 3Diffraction of sound waves
- 4Refraction of sound waves
Correct answer
Doppler effect
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