Physics · Discoveries and Inventions
निम्नलिखित में से किसने माइक्रोवेव ओवन का आविष्कार किया था?
- 1विल्सन ग्रेटबैच
- 2दिमित्री मेंडेलीव
- 3हेनरी बेकरल
- 4परसी स्पेंसर✓
सही उत्तर देखें
परसी स्पेंसर
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