Wed January 16, 2013 By:

A electric bill of your house shows that 200 unit have been consumed in/month.Express the electrical energy.1unit=1kwh.If an electrical iron of 1200watt is used for 30minutes.find the electircal energy consumed in the month of april.

Expert Reply
Thu January 17, 2013
Electric bill can be calculated once the cost/unit is given.
for 200 unit, the energy consumed=200kWh
electric iron of 1200watt used for 30 min every day.electric nergy consumed in the month of april=1200x(30/60)x30 Wh
      =18 kWh
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