Physics · Acoustics
ध्वनि दाब (sound pressure) को मापने के लिए प्रयुक्त होने वाली SI इकाई कौन सी है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 2डेसिबल
- 3वाट
- 4N/m2✓
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N/m2
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