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    Which of the following materials offers the highest dielectric strength?
    Question

    Which of the following materials offers the highest dielectric strength?

    A.

    Dry paper

    B.

    Mica

    C.

    Asbestos

    D.

    Paraffin wax

    Correct option is B

    · Mica is a naturally occurring mineral known for its excellent insulating properties, thermal stability, and high dielectric strength. It is commonly used in electrical and electronic applications, such as in capacitors and insulation in high-voltage equipment.
    · Dielectric Strength: Around 118-200 kV/mm.

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