Physics · Speed of Sound
20°C पर पारा (mercury) में ध्वनि की चाल कितनी होती है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11533 m/s
- 21450 m/s✓
- 31280 m/s
- 41500 m/s
सही उत्तर देखें
1450 m/s
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