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Light - emitting diode ( LED ) light bulbs have become required in recent years, but do they make financial sense? Suppose a typical 6
Lightemitting diode LED light bulbs have become required in recent years, but do they make financial sense? Suppose a typical watt incandescent light bulb costs $ and lasts for hours. A watt LED, which provides the same light, costs $ and lasts for hours. A kilowatthour of electricity costs $ which is about the national average. A kilowatthour is watts for hour. If you require a percent return and use a light fixture hours per year, what is the equivalent annual cost of each light bulb? A negative answer should be indicated by a minus sign. Do not round intermediate calculations and round your answers to decimal places, eg
Lightemitting diode LED light bulbs have become required in recent years, but do they
make financial sense? Suppose a typical watt incandescent light bulb costs $ and
lasts for hours. A watt LED, which provides the same light, costs $ and lasts
for hours. A kilowatthour of electricity costs $ which is about the national
average. A kilowatthour is watts for hour. If you require a percent return and
use a light fixture hours per year, what is the equivalent annual cost of each light
bulb? A negative answer should be indicated by a minus sign. Do not round
intermediate calculations and round your answers to decimal places, eg
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