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
    The smallest unit measured by a wrist watch accurately is

    A) mille second   

    B) minute

    C) second        

    D) Hour

    Correct Answer: C

    Solution :

        It is one second.          


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