An electric iron consumes a current of 3 A at a voltage of 220 V. What is the resistance of the heating element of the iron.
| December 2, 2020 | education
Recall Ohm’s law for a chain section
R = U / I
Therefore, substituting is given in the equation
220/3 = 73.3 Ohm
Answer – the iron has a resistance of 73.3 ohms
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