Physics · Acoustics
स्टेथॉस्कोप निम्नलिखित में से किस सिद्धांत पर कार्य करता है?
- 1ध्वनि का व्यतिकरण
- 2ध्वनि का विवर्तन
- 3ध्वनि का बहुल परावर्तन✓
- 4ध्वनि का अपवर्तन
सही उत्तर देखें
ध्वनि का बहुल परावर्तन
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