A) expanded by adding more molecules to it
B) expanded by adding more heat to it
C) expanded against zero pressure
D) compressed by doing work on it
Correct Answer: A
Solution :
[a] In an isothermal process, the temperature remains constant. So, the internal energy remains same. If the gas is expanded by adding more molecules to it then the internal energy of the gas increases.You need to login to perform this action.
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