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OpenStudy (anonymous):
What does a transformer do?
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OpenStudy (anonymous):
a transformer is a device which is used to step up (increase) or step down (decrease) voltages! thus, changes volts in current.
OpenStudy (aaronq):
coverts between machine (e.g. car) and awesome robot ;)
OpenStudy (aaronq):
http://www.youtube.com/watch?v=NkRk_xaRwjg this is good if you can understand his accent or this one is short http://www.youtube.com/watch?v=trmSttPBNAA
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