An electric oven of resistance 20 Ω draws a current of 10 A. It works 3 hours daily. Calculate the
monthly bill when energy costs Rs. 4 per kWh
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Answer:
P= I²R= 100×20= 2000 w = 2kw
1hr = 2kw
3hr= 6kwh
Explanation:
1kwh= 4rs
6kwh = 4× 6= 24rs
6kwh =24rs
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