Railways Technical Ability Metal Forming, Casting and Cutting Question Bank Metal Forming

  • question_answer Which of the following parts can he made economically be powder metallurgy?
    1. Gears
    2. Automobile cylinders
    3. Filters
    4. Gun barrels
    Select the correct answer using the code given below:

    A) 1 and 2            

    B) 1 and 3

    C) 2 and 3            

    D) 2 and 4

    Correct Answer: B


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