Mathematics · Wave Optics and Acoustics
A car moving at 30 m/s is approaching a factory whose whistle has a frequency of 500 Hz. If the speed of sound in air is 340 m/s, what is the apparent frequency of the whistle heard by the car driver?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1600 Hz
- 2544 Hz✓
- 3500 Hz
- 4480 Hz
Correct answer
544 Hz
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