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    Question

    Which of the following is the SI unit of electric charge

    and is equivalent to the charge contained in nearly 6 × 1018 electrons?
    A Coulomb Correct Answer Incorrect Answer
    B Siemens Correct Answer Incorrect Answer
    C Becquerel Correct Answer Incorrect Answer
    D Henry Correct Answer Incorrect Answer

    Solution

    A coulomb (C) is the standard unit of electric charge in the International System of Units (SI). It is the amount of electricity that a 1-ampere (A) current carries in one second (s). A quantity of 1 C is equal to the electrical charge of approximately 6.24 x 1018 electrons or protons.

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