Chemistry · Metals and Non-metals
स्कूल की घंटियाँ बनाने के लिए धातुओं के निम्नलिखित में से किस भौतिक गुण का उपयोग किया जाता है?
- 1ऊष्मीय चालकता
- 2ध्वन्यात्मकता (Sonorousness)✓
- 3तन्यता (Ductility)
- 4आघातवर्धनीयता (Malleability)
सही उत्तर देखें
ध्वन्यात्मकता (Sonorousness)
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