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Home  >>  AIMS  >>  Class11  >>  Physics  >>  Units and Measurement
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The mean diameter of a thin brass rod is to be measured by vernier callipers. Why is a set of 100 measurements of the diameter expected to yield a more reliable estimate than a set of 5 measurements only?

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Random errors involved in the former are very less as compared to the latter.
answered May 28, 2014 by thanvigandhi_1

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