Textile Engineering > GATE 2026 > Fibre Drawing
A PET filament is extended by 100 % in the first stage of drawing, then 50 % in the second stage of drawing, and subsequently allowed to shrink by 10 % during the heat-setting process. The ratio of final length to initial length (overall draw ratio) of the filament is _____________. (rounded off to one decimal place)
Correct : 2.7
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