JEE Mains · Physics · STD 11 - 11. thermodynamics
An ideal gas in a cylinder is separated by a piston in such a way that the entropy of one part is \(S_{1}\) and that of the other part is \(S_{2}\). Given that \(S _{1}> S _{2}\). If the piston is removed then the total entropy of the system will be :
- A \(S _{1} \times S _{2}\)
- B \(S _{1} \, - \,S _{2}\)
- C \(\frac{ S _{1}}{ S _{2}}\)
- D \(S _{1}+ S _{2}\)
Answer & Solution
Correct Answer
(D) \(S _{1}+ S _{2}\)
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