Question

    Graphite is used in which of the following applications?

    A Dry lubricants Correct Answer Incorrect Answer
    B Pencil leads Correct Answer Incorrect Answer
    C Batteries Correct Answer Incorrect Answer
    D All of the above Correct Answer Incorrect Answer

    Solution

    Graphite, a crystalline form of carbon, is used in various applications due to its unique properties. These include pencil leads (due to its softness), batteries (as an electrode material), dry lubricants (due to its layered structure), headphones, and even touch screens. Its versatility arises from its excellent electrical and thermal conductivity.

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