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August 21, 2014

Homework Help: physics prob.

Posted by sam on Thursday, February 14, 2008 at 3:12am.

An ideal transformer has 50 turns in its primary coil and 250 turns in its secondary coil. 12 V is connected to the primary.

a)find the voltage across the secondary coil.

b) find the current in a 10-ohms device connected to the secondary.

c) find the power supplied to the primary.

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