If the rate of cost is RS 2 perkWh then a 500W kettle operating for 30. Min will cost
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Answer:
given 1 kWh =Rs.2
500W= 500000kW
30 minutes= 0.5 hr
total kWh = 500000 X 0.5=1000000kWh
Therefore, cost = 1000000X2=2000000Rs.
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