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Pushing the cart adds 62 J to the system, and 30 J ofenergy is lost. The change in energy in the system is 259J. What was the amount of additional work added to thesystem? Give exact value.

Respuesta :

[tex]\begin{gathered} E1+62J+\text{Work added-30J=E2} \\ E2-E1=259J \\ \text{Solving work added} \\ \text{work added=E2-E1-62J+30J} \\ \text{work added=}259J\text{-62J+30J} \\ \text{work added=}227J \\ \text{The total work added is 227J} \end{gathered}[/tex]

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