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Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-30

  • question_answer
    Which of the following is a true statement regarding calcination?

    A)  The ore is heated strongly in the absence of any blast of air

    B)  The ore is heated with calcium

    C)  The ore is heated with carbon

    D)  The mineral is melted with Limestone

    Correct Answer: A

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