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Electricity Costs [1] |
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The cost of electricity depends on where you live, how much you use, and possibly when you use it .  Average Revenue per Kilowatthour by State (Rate as of 2007) The kilowatt-hour is a convenient unit for electrical bills because the energy usage of a typical electrical customer in one month is several hundred kilowatt-hours. Electric utilities typically charge their customers by the kilowatt hour, and the rate tends to fluctuate over time, and it also varies dramatically by region (1watt equals to 0.001kilowatt). - If five 100 watt light bulbs are on for 1 hour per day for 30 days that is 500 watts X 30 hours = 15,000 watt hours (15kilowatt hours). 15 kilowatt hours X $0.15 per kilowatt hours = $2.250 ($0.15 kilowatt hours in CA 2008). You're paying $2.25 if five 100Watt light bulbs are on 1hour everyday for 30days in California.
- If five 100watt light bulbs are on for 10 hour per day for 30days that is 500 watts X 300 hours = 150,000 watt hours (150kilowatt hours). 150 kilowatt hours X $0.15 per kilowatt hours = $22.50 ($0.15 kilowatt hours in CA 2008). You're paying $22.50 if five 100Watt light bulbs are on 10hours everyday for 30days in California.
- If 100ft Incandescent rope light 270W is on for 5hour per day for 365days that is 270 watts X 1825 hours = 492,750 watt hours (493kilowatt). 493 kilowatt hours X $0.18 per kilowatt hours = $88.74 per year ($0.18 kilowatt hours in NY 2008). You're paying $88.74 if 100ft Incandescent rope light 270W is on 5hours everyday for 1 year in New York.
- If 100ft White LED rope light 31W is on for 5hour per day for 365days that is 31 watts X 1825 hours = 56,575 watt hours (56kilowatt) 56 kilowatt hours X $0.18 per kilowatt hours = $10.08 per year ($0.18 kilowatt hours in NY 2008). You're paying $10.08 if 100ft White LED rope light 31W is on 5hours everyday for 1 year in New York.
- If 600W Small electric heaters on for 10hour per day for 90days that is 600 watts X 900 hours = 540,000 watt hours (540kilowatt) 540 kilowatt hours X $0.17 per kilowatt hours = $91.80 per 90 days ($0.17 kilowatt hours in MA 2008). You're paying $91.80 if 600W small electric heaters is on 10hours everyday for 90 days in Massachusetts.
- If 3600W Dish washer, heats water, on for 1hour per day for 365days that is 3600 watts X 365 hours = 1,314,000 watt hours (1314kilowatt) 1314 kilowatt hours X $0.34 per kilowatt hours = $446.76 per 1 year ($0.34 kilowatt hours in HI 2008). You're paying $446.70 if 3600W dish washer is on 1hour everyday for 1 year in Hawaii.
Most utility companies charge a higher rate when you use more than a certain amount of electricity, and they also charge more during summer months when electric use is higher. |
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