2. Sample Papers
  3. Railways

Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-3

  • question_answer
    The rate of diffusion of hydrogen is about

    A)  One half that of helium

    B)  1.4 times that of helium

    C)  Twice that of helium

    D)  Four times that of helium

    Correct Answer: B

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