1 Answer

Gatto · Answer 1 · 2019-01-07T04:12:06+0000

The electrical power of the hair dryer is equal to its voltage difference multiplied by the current:

P=VI

In our problem, the power is P=1100 W and the voltage is V=120 V, so the current flowing in the hair dryer is

I= (P)/(V) = (1100 W)/(120 V)=9.17 A

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