What obstacle did Thomas Edison have to overcome before he could perfect his invention?

asked Jun 13, 2022 203k views

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3 votes

Hey there here is your ans

Akshay Patil answered Jun 14, 2022

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10 votes

Answer:

He had to find the right ingredient to make his filament burn slowly in the vacuum.

Samad answered Jun 20, 2022

by Samad

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