An appliance in OFF position has a resistance of 10 ohm, It draw current of 4.54A when connected to a source of 220V . Will it's resistance be lesser or greater mn ON position? Give reason for your answer.
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The resistance will decrease because we know that
V=IR
V/I=R
Here, it is clear that R is inversely proportional to the current.
So when the appliance will be ON the current will increase and the resistance will decrease....
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