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Which is more precise measurement of the...

Which is more precise measurement of the length of a thread (i) 10.0 cm (ii) 10.00 cm ?

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The measurement 10.0 cm represents a length between 9.9 cm and 10.1 cm while the measurement 10.00 cm is between 9.99 cm and 10.010 cm. This means that the measurement 10.00 cm is the most precise representation.
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