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In a thermodynamics process the pressure of a certain mass of a gas is changed in such a way that 30 J heat is released from it and 10 J work is done on the gas. If the initial internal energy of the system is 30 J then final internal energy is
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Correct option is A
Q=Uf−Ui+W⇒−30=Uf−30+(−10)⇒Uf=10JSimilar Questions
Which of the following laws of thermodynamics defines internal energy?
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