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wiggy123 wiggy123
  • 17-12-2014
  • Physics
Answered

how efficient is an incandescent light bulb?

Verified Answer :

AL2006
AL2006 AL2006
  • 17-12-2014

That depends on what you want to use them for.

As sources of light, they are somewhere around 15% - 20% efficient.

As heaters, they are somewhere around 80% - 85% efficient.

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