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Physics, 12.03.2021 21:00, KindaSmartPersonn
An open system starts with 52 J of mechanical energy. The energy changes
to 45 J of mechanical energy and 2 J of thermal energy. What is the final total
energy of the system?
A. 54J
B. 47 J
C. 9 J
D. 50 J
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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An open system starts with 52 J of mechanical energy. The energy changes
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