DUMET Medical DUMET Medical Solved Paper-2010

  • question_answer
    A parallel plate capacitor of a capacitance of 1 F would have the plate area of about

    A)  \[100\text{ }{{m}^{2}}\]

    B)  \[1\text{ }k{{m}^{2}}\]

    C)  \[100\text{ }k{{m}^{2}}\]

    D)  \[1000\text{ }k{{m}^{2}}\]

    Correct Answer: D

    Solution :

     Given the capacitance = 1 F For a parallel plate capacitor, \[C=\frac{{{\varepsilon }_{0}}A}{d}\] We have, \[C=1\,F,\,\,{{\varepsilon }_{0}}=8.85\times {{10}^{-12}}F\] For \[d=1\,m,\,\,A\approx 1000\,\,k{{m}^{2}}\]


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