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Improving Efficiency

AQA AS-level PhysicsWork, Energy and PowerLesson 18 of 21

In any process where energy is transferred for a use, some energy is always wasted usually as heat and sound.

A 100W filament light bulb is about 12% efficient.

A fluorescent lamp is more efficient than a filament lamp and could be as efficient as 80%

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All 21 lessons in Work, Energy and Power · All AQA AS-level Physics topics