Physics · Physics
एक ध्वनि मशीन (जैसे कि एक लौड़स्पीकर) के कार्य करण का सिद्धांत क्या है?
- 1शून्य
- 2ऊपर की ओर धक्का
- 3न्यूटन के नियम
- 4वैद्युत चुंबकीय प्रेरण✓
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वैद्युत चुंबकीय प्रेरण
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