About how much money does a consumer save over three years by using a fluorescent bulb in place of an incandescent bulb?
The latest comparisons for energy efficiency and energy costs based on a 1200 hour incandescent lamp at 60 watts are;Light Emitting Diodes (LED) - 329 kWh/year at an operating cost of $32.85 per year. Incandescent Light Bulbs - 3285 kWh/year at an operating cost of $328.59 per year. Compact Fluorescents (CFLs) - 767 kWh/year at an operating cost of $76.65 per year. ...
Asked in Math and Arithmetic, Radio
What is the energy equivalent in tons of coal for operating a radio for 4 years when a radio uses the energy equivalent of one twentieths of coal per year?
What is the energy equivalent in tons of coal for operating a radio for 4 years when a radio uses the energy equivalent of one twentieths of coal per year? First look at the 1/20 ton then invert the 1/4 to get 4/1 then multiply to get the answer of 1/5. 1/20 * 4/1=1/5 ...
Asked in Earthquakes
How much does it cost to fix earthquake damage in a year?
no because energy is nothing its just energy it doesn't weigh anything
Asked in Operating Systems
In which year the first operating ayatem was developed?
The first operating system was developed in the 1950s.
Is happy new year capitalized?
Happy is not a proper nou n so it should not be capitalized except at the begi n ni ng of the se nte nce. But New Year should always be capitalized because it is a proper nou n. Examples: HappyNew Year to all. My family has bee n blessed a nd it was a happy New Year. ...
Who makes the most energy efficient refrigerator?
There are many refrigerators that are very energy efficient. One of the most energy efficient models is the Jenn-Air JCD2290HE, which costs just $58 a year to run. ...
What year did the transcontinental railroad stop operating?
It hasn't stopped yet.
In which year did the stock market start operating?
The stock market started operating in 1602. This is when the first joint stock market company was formed in Netherlands. ...
Asked in Microsoft Windows
What year is credited with the development of the Windows Operating System?
Microsoft's first operating system named Windows was introduced on November 20, 1985. The Microsoft Windows operating system is now available in 137 languages. ...
Asked in Computer Programming, Mac OS
What year was the operating system of mac invented?
John Coleman Jr in 1980
Asked in Australia
What is the first and last day of financial year in Australia?
what are the frist and the last days of the financial year for a restaurant operating in australia ...
Asked in Albert Einstein
What year did albert find mass energy equlivalance?
The year that albert einstein found mass energy equlivalance was in 1825... ...
Asked in Cars & Vehicles
Which of these is not included on a Buyers Guide for a vehicle?
The five-year estimated cost of operating the vehicle