For an isothermal reversible expansion process,the value of $q$ can be calculated by the expression

  • A
    $q = 2.303 \ nRT \ \log \ \frac{V_2}{V_1}$
  • B
    $q = -2.303 \ nRT \ \log \ \frac{V_2}{V_1}$
  • C
    $q = - 2.303 \ nR \ \log \ \frac{V_1}{V_2}$
  • D
    $q = - P_{\text{exp}} \ nRT \ \log \ \frac{V_1}{V_2}$

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