Can someone please answer this question❓
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Explanation:
P=v²/R
100=(220)²/R
R=22*22=484Ω
i=V/R=220/484
the cost will be more for the heater that has higher resistance hence heater A as R=v^2/P therefore lesser power greater resistance hence more cost
aditya12345432:
can u do the second subtopic pls
i've mentioned the formula solve it yourself so you can learn it
no the cost part
pls
done
thanks
can u give formula for if 1 kWh is priced at 30 paise which heater will be costlier if they run for 1hr each
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