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    Question

    Which of the following is correct regarding frequency?

    I. Frequency is expressed in hertz II. A frequency of 1 Hz is one oscillation per minute
    A Both I and II Correct Answer Incorrect Answer
    B Only II Correct Answer Incorrect Answer
    C Only I Correct Answer Incorrect Answer
    D Neither I nor II Correct Answer Incorrect Answer

    Solution

    Frequency is expressed in Hertz and it is the SI unit of frequency. A frequency of 1 Hz is 1 oscillation in one second.

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