7th Class Science Sample Paper Science Olympiad Model Test Paper-1

  • question_answer
    A simple pendulum completes 60 oscillations in 30 seconds. Find the time-period of the pendulum.

    A) 2 seconds                      

    B) 1 second

    C) 1.5 second        

    D) 0.5 second

    E) None of these

    Correct Answer: D


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