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I have spent 4-5 hrs. attempting to magnetize some iron (Fe) washers using a 12V battery and...
The problem you have discovered is why so much research has gone into...Read the answer...
What are the top ten Canadian science discoveries?
1. Discovery of insulin for the treatment of diabetes:
In energy transformations, even on the subatomic level, is some energy always lost as thermal...
At a detailed level, your question invites considerable digression -- you...Read the answer...