निम्नलिखित मे से गलत ‘युग्म‘ को चिन्ह्ति करें -
1.मैडम क्यूरी - डायनामाइट
2.ए जी. बेल - टेलीफोन
3.जे. एल. बेयर्ड - टेलीविजन
4.जेम्स वाट - स्टीम इंजन
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Hey mate ur answer is 1st .
Madom Querry is the founder of Radioactivity.
Inventor of dynamite is Alfred Nobel..
Madom Querry is the founder of Radioactivity.
Inventor of dynamite is Alfred Nobel..
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