2. Questions Bank
  3. 7th Class
  4. Science
  5. Time and Motion

7th Class Science Time and Motion Question Bank Motion and Time

  • question_answer
    A simple pendulum takes 55 s to complete 50 oscillations. What is the time- period of this pendulum?

    A) 3.2 s                            

    B) 2.1 s

    C) 1.1 s                

    D)        0.9 s

    E) None of these

    Correct Answer: C

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