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Railways NTPC (Technical Ability) Instrument Mechanical Question Bank Instrument Mechanical

  • question_answer
    Which of the following fibre materials are used for reinforcement in composite materials:
    1. Glass                        
    2. Boron carbide
    3. Graphite
    Select the correct answer using the codes given below: Codes:

    A) 1 and 2            

    B) 1 and 3

    C) 2 and 3            

    D) 1, 2 and 3.

    Correct Answer: A

    Solution :

    Glass and Boron Carbide is used for reinforcement in composite materials.


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