2. Questions Bank
  3. Railways
  4. NTPC (Technical Ability)
  5. Metal Forming, Casting and Cutting

Railways NTPC (Technical Ability) Metal Forming, Casting and Cutting Question Bank Metal Cutting

  • question_answer
    Crater wear occurs mainly due to which one of the following?

    A) Adhesion                      

    B) diffusion

    C) Oxidation                     

    D) abrasion

    Correct Answer: B

You need to login to perform this action.
You will be redirected in 3 sec spinner