2. Sample Papers
  3. Railways

Railways Sample Paper RRB (Group D) Sample Test Paper-6

  • question_answer
    The two elements that are frequently used for making transistors are-

    A)  Boron and Aluminum

    B)  Silicon and Germanium

    C)  Indium and Tungsten

    D)  Niobium and Columbium

    Correct Answer: B

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