A-LEVEL PHYSICS: 4.6.3: Efficiency (SaveMyExams) Flashcards by _aa-jlljsnessnesgsiskstonunigcnn643dswiiwiiu67 K

Q

efficiency:

A

ratio of useful power output from a system to its total power input

efficiency = UPO/TPI (*100%)

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Q

high efficiency mean most of the energy transferred is…

A

useful

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Q

low efficiency means most of the energy transferred is…

A

wasted

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