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

  • question_answer
    In the given figures, there are two watches X and Y. Watch X represents an hour and a minute hand and watch Y represents an hour, a minute and a second hand.
    Which of the following statements is/are incorrect for these two watches?            
    (i) Time interval of 1h 15 min can be measured by watch X only.
    (ii) Time interval of 2 min 2 s can be measured by watch Y only.
    (iii) Time 3:15:20 can be shown by both the watches X and Y.
     

    A) Only (i) and (ii) 

    B) Only (i) and (iii)

    C) Only (iii)        

    D) Only (ii)

    Correct Answer: B


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