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Railways General Science & Technology Man Made Materials Sample Paper Man-Made Materials-I Sample Test Paper-23

  • question_answer
    A major constituent of cement besides lime is

    A)  Silica   

    B)         alumina

    C)  Iron oxide        

    D)  magnesia

    Correct Answer: A

    Solution :

    [a] Constituents of cement are lime stone, clay (provides silica and alumina) and gypsum in small amount.


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