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May 28, 2015

Homework Help: physics

Posted by Amelia on Monday, May 14, 2012 at 9:13am.

The operating potential difference of a light bulb is 120 V. The power rating of the bulb is 105 W. Find the current in the bulb and the bulb's resistance.
Current
1 A
Resistance
2

I got 0.916 for A
and 115 for B but they are wrong

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