Question

(x) Why is it easier to tie a knot with cotton string as compared to silk string?​

Answer 1

Answer:

it is easier to tie a knot with a cotton string as compared to silk string because silk string has a polished surface which when knot, slips off it's own surface but while in case of cotton it is not as slippery as silk though it also has some small thread like structure which also help in friction.

Answer 2

Answer: is easier to tie a knot with a cotton string as compared to silk string because silk string has a polished surface which when knot, slips off it's own surface but while in case of cotton it is not as slippery as silk though it also has some small thread like structure which also help in friction.

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