Science, asked by leightsalec, 9 months ago

An electrical device wastes 0.7 W when it is supplied with 5.0 W. Calculate its efficiency and write this as a percentage (%)

Answers

Answered by ParamPatel

0

Answer:

Efficiency of device ( % ) = output power / input power × 100

= 4.3 / 5 × 100 = 86 %

HENCE ; EFFICIENCY is 86%

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