Physics · Energy Efficiency
Which one of the following options correctly arranges common lighting devices in increasing order of their energy efficiency?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Incandescent bulb < Fluorescent tube light < CFLs < LEDs✓
- 2Fluorescent tube light < Incandescent bulb < LEDs < CFLs
- 3Incandescent bulb < Fluorescent tube light < LEDs < CFLs
- 4Incandescent bulb < CFLs < Fluorescent tube light < LEDs
Correct answer
Incandescent bulb < Fluorescent tube light < CFLs < LEDs
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