2. Sample Papers
  3. Railways
  4. General Science & Technology
  5. Sound

Railways General Science & Technology Sound Sample Paper Sound Sample Test Paper-5

  • question_answer
    Echo is the effect produced due to

    A)  Reflection of sound

    B)  Dispersion of sound

    C)  Absorption of sound

    D)  Refraction of sound

    Correct Answer: A

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