Chapter 3: The Electricity Bill

We all have some meters connected at our houses, which through which readings , we are billed monthly by the power companies. For example in our case.

Many people have confusion that what exactly these companies, charge them for. Is it current or power? Basically we are charged for Energy, or the power used by our us , in a particular time (1 hour)

The units is kilo watt Hour kWh . The electric bill depends on how much units , we consume in a month . If we use 1000 watts in a hour. We will be charged with 1 unit.

AB house used following appliances , in his house . Calculate his bill, if one unit of bill is charged at the rate of 18 Rs

We know that the company charges the customer on the basis of kWH. So we need to convert all the watts to kilo watts , and all minutes to Hours

Once we have obtained the kilo watts and Hours, we can multiply the both values ( kilo watt x hours = kWh ) .

Calculating total power with respect to devices

Now one unit is charged at Rs 17 , so