Question

Please Answer Me This I Am In Std 9....​

Answer 1

Answer:

First u will need to know how many watts of electricity does devices in your house uses and for how much time.

let us take an example,

we have to make a monthly electricity bill of house were there are 2 bulbs of 20 watts used for 10 hours a day and 1 fan of 25 watts used for 12 hours a day.

so let's calculate

electricity used by bulb in a day =2×20×10=400watts

electricity used by fan in a day=25×12= 200 watts

total electricity used in a day =600 watts

total electricity used in a month =30×600=18000watts

=18kw(kio watts)

Explanation:

plz follow me I m also in ninth... u will get help

Answer 2

Answer:

answer is 18kw

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