Aim: To test the strength of threads of cotton, wool, silk and nylon.
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Answer:
Wool, Silk, Cotton, Nylon, Polyester
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Explanation:
AIM:- Add weight one by one till the thread breaks.
Firstly :-Note down the total weight required to break the thread. This weights indicates the strength of the fibre .Repeat the same activity with thread of wool, silk and nylon
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