good illumination lighting devices?

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good illumination lighting devices?

It is in the syllabus of electrical engineering.

2006-12-18 04:30:30 · 2 answers · asked by tarun_maths 1 in Education & Reference ➔ Higher Education (University +)

2 answers

LED
Incandescent
Fluorescent light

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2006-12-18 04:37:01 · answer #1 · answered by Anonymous · 0⤊ 0⤋

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2006-12-18 12:40:57 · answer #2 · answered by Anonymous · 0⤊ 0⤋