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RAJASTHAN PMT Rajasthan - PMT Solved Paper-1997

  • question_answer
    A current of 20\[\text{A}\] is flowing through a wire for 30 sec. The charge transferred through wire is:

    A)  \[2\times {{10}^{-4}}\] coulomb

    B)        \[4\times {{10}^{-4}}\] coulomb

    C)                         \[6\times {{10}^{-4}}\] coulomb

    D)        \[8\times {{10}^{-4}}\] coulomb

    Correct Answer: C

    Solution :

    Charge \[q=it\] \[=20\times {{10}^{-6}}\times 30=6\times {{10}^{-4}}\] coulomb


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