JEE Main · ChemistryEasy
Which of the following statements is true for an ideal gas undergoing an isothermal reversible expansion?
- A.
- B.
- C.
- D.
Show correct answer & step-by-step solution
Correct answer: C —
Solution
- The internal energy of an ideal gas is a function of temperature only, .
- An isothermal process occurs at constant temperature, so .
- Since , the change in internal energy .
- Hence the answer is (C).
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