Which of the following quantity is unit-less? 1 Specific gravity 2 Mass density 3 Acceleration due to gravity 4 All of the above​

Question

Which of the following quantity is unit-less? 1 Specific gravity 2 Mass density 3 Acceleration due to gravity 4 All of the above​

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Thạch Thảo 4 years 2021-07-14T04:44:31+00:00 1 Answers 3 views 0

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  1. kimcuc
    0
    2021-07-14T04:45:32+00:00
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    Answer:

    1

    Explanation:

    Specific gravity is a ratio (of 2 densities) so it has no unit.

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