2. Sample Papers
  3. 9th Class
  4. Science

9th Class Science Sample Paper Science Sample Paper-3

  • question_answer
    Which of the following statements is incorrect?

    A) Frequency is directly proportional to time period

    B) Frequency is directly proportional to square root of time period

    C) Frequency is inversely proportional to time period,

    D) Frequency is inversely proportional to square root of time period

    E) None of these

    Correct Answer: C

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