NCERT Solutions for Class 11 Science Properties of matter 1
Important Board Questions
Dimension and Measurement
NCERT Books for Session 2022-2023
CBSE Board and UP Board
Three Marks Question
The vernier scale of a travelling microscope has 50 divisions which coincide with 49 main scale divisions. If each main scale division is 0.5 mm. Calculate the minimum inaccuracy in the measurement of distance.
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Minimum inaccuracy = Vernier constant
= 1 MSD – 1 VS.D
= 1 MSD – 49/50 MSD
= 1/50 (0.5mm) = 0.01