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worty [1.4K]
3 years ago
7

¿A que velocidad viaja la luz?

Physics
1 answer:
professor190 [17]3 years ago
7 0

Answer:

299,792 km

Explanation:

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The vacuum tube was replaced with what electrical component?
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The vacuum tube was replaced with transistor.

Explanation:

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  • This replacement took place after the invention of semiconductor in the year around 1940.
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