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. You are given a cotton thread and a wool thread. Which thread can be used to measure the length of an object and why?

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. You are given a cotton thread and a wool thread. Which thread can be used to measure the length of an object and why?

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asked Jun 27, 2017 in Physics by shahla_khan (120 points)

1 Answer

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Cotton thread because it's dimensions are negligible as compared to wool thread and therefore it acts as an ideal measuring instrument. Hence reading measured is more accurate.
answered Sep 12, 2017 by giginailo (2,580 points)
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