Electrical engineering material miscellaneous


Electrical engineering material miscellaneous

Electrical Engineering materials

  1. Match the items of List-I with their applications given in List-II, and choose the correct answer from the codes given above the lists:
    List-I (Items)List-II (Applications)
    A.Tungsten1. Commutator
    B. Lead-tin alloy 2. Transformer
    C. Mineral oil3.Fuse
    D. Mica4. Lamp filament
    5. Heating element









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    List-IList-II
    * Tungsten Lamp filament
    * Lead tin alloy Fuse
    * Mineral oil Transformer
    * Mica Commutator

    Correct Option: C

    List-IList-II
    * Tungsten Lamp filament
    * Lead tin alloy Fuse
    * Mineral oil Transformer
    * Mica Commutator


  1. In a photostat machine, the drum is made of:









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    In a photostat machine, the drum is made of selenium coating.

    Correct Option: A

    In a photostat machine, the drum is made of selenium coating.



  1. Which of the following is not an example of electrical engineering material?









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    Cernet is not an example of electrical engineering material.

    Correct Option: C

    Cernet is not an example of electrical engineering material.