2. Sample Papers
  3. 11th Class
  4. Physics

11th Class Physics Sample Paper Physics Sample Paper-3

  • question_answer
    A set of 56 tuning forks are so arranged in series that each fork gives 4 beats per second with the previous one. The frequency of the last fork is 3 times that of the first. The frequency of the first fork is

    A) 110                              

    B) 60          

    C) 56                                

    D) 52

    Correct Answer: A

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