Mathematics · Sound and Acoustics
अपश्रव्य (इन्फ्रासोनिक) तरंगों की आवृत्ति _________ होती है।
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 120 Hz से कम✓
- 220 Hz से 20,000 Hz के बीच
- 320,000 Hz से अधिक
- 430,000 Hz से अधिक
सही उत्तर देखें
20 Hz से कम
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