evelynvega evelynvega

28-02-2020
Physics

contestada

what’s the efficiency of a car that uses 400,000 J of energy from gasoline to make 48,000 J of kinetic energy

Respuesta :

ohiekulous ohiekulous

28-02-2020

Explanation:

[tex]efficiency = \frac{work \: input}{work \: output} \times 100\%[/tex]

= (48000/400000) × 100%

= 12%

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