An electric bulb of 60W is lighted for 10 hours in a day. What is the amount to be paid in a month of 30 days, if one unit of electricity cost Rs. 3.50.
Answers
Answered by
19
1 kW h = 1000 W
60 W = 60/ 1000
= 0.06 kW h
Power = Work done / Time
0.06 = Work done / 10
0.06 * 10 = Work done
0.6 = Work done
Work done = 0.6 units
1 unit cost is Rs 3.50 for 30 days
so = 3.50 * 0.6 * 30
= 63
Answer- Rs 63
60 W = 60/ 1000
= 0.06 kW h
Power = Work done / Time
0.06 = Work done / 10
0.06 * 10 = Work done
0.6 = Work done
Work done = 0.6 units
1 unit cost is Rs 3.50 for 30 days
so = 3.50 * 0.6 * 30
= 63
Answer- Rs 63
Similar questions