A coiled spring with some soils closely spaced, then some widely spaced, then closely, then widely, then closely, then widely. How many comp

Question

A coiled spring with some soils closely spaced, then some widely spaced, then closely, then widely, then closely, then widely. How many complete wavelengths are present in the sound wave shown? 1 2 4 6

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Nem 4 years 2021-07-26T09:03:09+00:00 2 Answers 37 views 0

Answers ( )

  1. thuthuy
    0
    2021-07-26T09:04:45+00:00
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    Answer:

    The answer is 2

    Explanation:

  2. Vodka
    0
    2021-07-26T09:04:58+00:00
    Reply

    Answer:

    The answer is 2.

    Explanation:

    I got the answer right.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )