Physics · Wave Motion and Sound
पराश्रव्य तरंगों को किसके द्वारा उत्पन्न किया जा सकता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1इनमें से कोई नहीं
- 2A और B दोनों✓
- 3दाब वैद्युत् प्रभाव की विधि द्वारा क्वार्टज के क्रिस्टल के कंपन
- 4गाल्टन की सीटी
सही उत्तर देखें
A और B दोनों
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