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    5. Two sound waves have frequencies 256 Hz and 260 Hz. The beat frequency is:

    Question

    Two sound waves have frequencies 256 Hz and 260 Hz. The

    beat frequency is:
    A 4 Hz Correct Answer Incorrect Answer
    B 2 Hz Correct Answer Incorrect Answer
    C 256 Hz Correct Answer Incorrect Answer
    D 516 Hz Correct Answer Incorrect Answer

    Solution

    Beat frequency = difference = ∣260−256∣ = 4 Hz.

    Practice Next
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