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Converting electrical energy into light energy

Range of light bulbs old to new.

Light bulbs convert electrical energy into light energy. Newer styles of light bulbs, such as those on the right, are more efficient than the older styles of light bulbs on the left.

Rights: Mark Jurrens, CC BY-S.A 4.0
Published: 24 September 2019,Updated: 24 September 2019Size: 104.27 KB