## Conceptual Physics (12th Edition)

Solve for the power of the iron. $$Electric \; power = (current) \times (voltage)$$ $$P = (9 A)(110 V)$$ Solve for P = 990 W. Find the heat energy generated in 1 minute. $$E = power \times time = (990 \frac{J}{s})(60 s) = 59,400 J$$