/u/cope413's posts in /r/askscience
Why are the most common DC voltages for ICs and other electrical components 3.3v and 5v? Why not 4.4, or 6, or 7v?
13 upvotes
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Do infants/toddlers get sore when they're learning to walk, run, or using muscles for the first time?
4 upvotes
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