Mathematics · Waves and Sound
दो कारें 7.2 किमी/घंटा की समान गति से एक-दूसरे की ओर आ रही हैं। जब वे एक-दूसरे को देखती हैं, तो दोनों 676 Hz की आवृत्ति वाले हॉर्न बजाती हैं। प्रत्येक चालक द्वारा सुनी जाने वाली विस्पंद आवृत्ति (beat frequency) की गणना कीजिए। [हवा में ध्वनि का वेग 340 m/s लीजिए]
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 116 Hz
- 212 Hz
- 38 Hz✓
- 44 Hz
सही उत्तर देखें
8 Hz
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