If a car takes 3500j of total energy to make 1200j of useful energy, how energy efficient is it

asked Dec 27, 2023 7.5k views

3 votes

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6 votes

Answer: 34%

Explanation: eff = (Eout/Ein) *100(for % form)

1200/3500 * 100 = 34%

Jens Munk answered Jan 2, 2024

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