A hair dryer has a resistance of 11. 5. What current does it conduct when it is plugged into a wall outlet that provides 120 V?

Question

1 year ago

7

0. 10 A 10. 4 A 109 A 1380 A.

1 answer:

Nata [24] · Answer 1 · 2023-06-17T03:37:20+03:00

The current it conduct when it is plugged into a wall outlet that provides 120 V is 10.4A

The current passing through a conductor is proportional to the potential difference. Mathematically;

V = IR
where
V is the voltage = 120V

R is the resistance = 11.5 ohms

Required

Current I

Substitute

I = V/R
I = 120/11.5
I = 10.4A

Hence the current it conduct when it is plugged into a wall outlet that provides 120 V is 10.4A

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