2. Sample Papers
  3. Railways

Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-1

  • question_answer
    The raw material used for the manufacture of Portland cement is

    A)  Limestone and clay

    B)  Alumina, clay and gypsum

    C)  Gypsum and limestone

    D)  Gypsum and clay

    Correct Answer: C

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