Theory of Intelligence
11TH•Physics•Measurements•Question 4

b

The figure shows the reading on a micrometer screw gauge used to measure diameter of a thin rod. One complete turn of the thimble is $0.50\,\mathrm{mm}$ and there are $50$ lines on the circular scale. The diameter of the rod is:

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b

3.17 mm3.17\,\mathrm{mm}

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