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Lumens Per Watt

 

The energy it took to produce that work In lighting, the work is measured in lumens. The electrical energy is measured in watts.So, to determine the efficiency of a light bulb, you need to know two things. One is the amount of light that the light bulb puts out and the other is the amount of electricity it consumes to produce that much light.


Both of the values you need to determine the efficiency -- the wattage and the lumens, or "initial lumens," should be clearly marked on...

Posted: 8/7/2017

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