Physics · Sound and Acoustics
डेसिबल का उपयोग _________ मापने के लिए किया जाता है।
- 1रेडियो तरंग की आवृत्ति
- 2ऊष्मा की तीव्रता
- 3ध्वनि की तीव्रता✓
- 4प्रकाश की गति
सही उत्तर देखें
ध्वनि की तीव्रता
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