Science · Acoustics
मानव कान पर ध्वनि का प्रभाव कितने समय (सेकंड) तक रहता है?
- 11/20 सेकंड
- 21/10 सेकंड✓
- 30.5 सेकंड
- 41 सेकंड
सही उत्तर देखें
1/10 सेकंड
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