2. Sample Papers
  3. Railways

Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-29

  • question_answer
    Cement is made hard with

    A)  dehydration

    B)  hydration and dissociation of water

    C)  dissociation of water

    D)  polymerization

    Correct Answer: A

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