i have to build an electromagnet for physics and there are some requirements.first of all the larget voltage i am aloud to use is only 1.5 volts. and to get an A(which i desperatly need)i need to beable to pick up at least 200 grams(40 nickles, 200 paperclips etc...)i am wondering what is the best battery to use,ie triple A, double A, C or whatever, what size wire works best, and how many turns i need around my steel/iron bar,and how to strengthen the current. any help is appreciated
2007-11-17
03:20:59
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7 answers
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asked by
Anonymous
in
Engineering