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A metre scale is graduated at every millimeter. How many significant digits will be there in a length measurement with this scale ?

A metre scale is graduated at every millimeter. How many significant digits will be there in a length measurement with this scale ?

Grade:10

1 Answers

Jitender Pal
askIITians Faculty 365 Points
9 years ago
Sol. The metre scale is graduated at every millimeter. 1 m = 100 mm The minimum no.of significant digit may be 1 (e.g. for measurements like 5 mm, 7 mm etc) and the maximum no.of significant digits may be 4 (e.g.1000 mm) So, the no.of significant digits may be 1, 2, 3 or 4.

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