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JEE Main & Advanced AIEEE Solved Paper-2007

  • question_answer
    If\[min\{x+1,|~x|+1\}\]and\[f\{x\}\ge 1\]denote the specific heats of nitrogen per unit mass at constant pressure and constant volume respectively, then       AIEEE  Solved  Paper-2007

    A)  \[x\in R\]

    B)         \[f(x)\]

    C)         \[x=1\]

    D)         \[f(x)\]

    Correct Answer: A

    Solution :

    According to Mayer's relation, \[{{C}_{p}}-{{C}_{v}}=\frac{R}{m}\,=\frac{R}{28}\] (\[\sqrt{3}/2\]for 1 mole) As molecular weight of Ng gas is 28.


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