help with resistance problem

1. The problem statement, all variables and given/known data

An electric iron labelled "240V,2kW".
Find the resistance in the electric iron.

2. Relevant equations

P=V^2/R

R=V^2/P

3. The attempt at a solution

R=240^2/2000=28.8 ohm

http://ift.tt/1gi6dQW

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