Unformatted text preview: a room for 15 or more minutes. In areas where electric rates are higher, the general rule is to turn the lights off if you are going to leave a room for 5 minutes. 3. The amount of increase in power demand when turning on a fluorescent light depends on the ballast and lamp. Therefore, turning lights off for more than 5 seconds will save more money than the amount of energy consumed when turning the light back on again 4. I got $12, I am not sure where my math went wrong....
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- Fall '10
- general rule, Incandescent light bulb, Fluorescent lamp, incandescent light bulbs, power demand, -With fluorescent light