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Railways R.R.C. (Allahabad) Solved Paper 1st Shift Held on 1-12-2013

  • question_answer
    15. Which variety of coal is considered high quality coal due to high level of carbonization?

    A) Peat                             

    B) Lignite

    C) Bituminous                   

    D) Anthracite

    Correct Answer: D

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