2. Questions Bank
  3. 8th Class
  4. Science
  5. Sound

8th Class Science Sound Question Bank Sound Conceptive Objective Problems

  • question_answer
    The instrument used in the laboratory to produce sound of fixed frequency is ____

    A)  Simple pendulum    

    B)  Tuning fork

    C)  Thermometer 

    D)              Meter scale

    Correct Answer: B

    Solution :

      Not Available


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