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JIPMER Jipmer Medical Solved Paper-1999

  • question_answer
    The type of glass used in making lenses and prisms is:

    A)  flint glass           

    B)  jena glass          

    C)         pyrex glass     

    D)         quartz glass

    Correct Answer: A

    Solution :

    Flint glass is potash-lead glass\[({{K}_{2}}O\cdot PbO\cdot 6Si{{O}_{2}}).\] It has special quality as transparent and better reflective glass. Hence, it is used in making prism, lenses, artificial gems and electric bulb etc.


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