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March 31, 2015

March 31, 2015

Posted by **Joan** on Sunday, March 13, 2011 at 2:31pm.

- Physics -
**bobpursley**, Sunday, March 13, 2011 at 3:37pmIs it DC or AC? I assume DC, because if AC, power factor is troublsome adding a resistance in series.

you want 1.3 a? so the voltage across the resistor has to be (120-34), and current 1.3, or a resistance of 86/1.3 ohms.

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