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Discussion :: UPSC Civil Service Exam Questions

  1. The optimum number of revolutions over which concrete is required to be mixed in a mixer machine, is

    2. A.
    10
    B.
    20
    C.
    50
    D.
    100

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    Workspace

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    Answer : Option B

    Explanation :

    No answer description available for this question. Let us discuss.

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