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  5. Motion and Measurement of Distances

6th Class Science Motion and Measurement of Distances Question Bank Motion and Measurement of Distances

  • question_answer
    One centimeter on a scale is divided into 20 equal divisions. The least count (minimum value) of this scale is

    A) 20 cm             

    B) 1 mm  

    C)        0.1 mm        

    D)        0.5 mm

    Correct Answer: D

    Solution :

    As 20 divisions = 1 cm \[\therefore \]    1 division \[=\frac{1}{20}cm=0.05\,cm\]             \[=0.5\text{ }mm\] Hence, least count of this scale = 0.5 mm


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