Physics · Inventions and Discoveries

पहला कार्यशील ट्रांजिस्टर किस वर्ष आविष्कार किया गया था?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

11950
21948
31947✓
41945

सही उत्तर देखें

1947

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पहला कार्यशील ट्रांजिस्टर किस वर्ष आविष्कार किया गया था?

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पहला कार्यशील ट्रांजिस्टर किस वर्ष आविष्कार किया गया था?

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