GATE XE · 2017 · XE-F
Question 111: Chemistry of high polymers
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Question 111
XE-FNAT2 marksNeeds review
The density of polyethylene crystals is 998 kg/m³ and that of totally amorphous polyethylene is 886 kg/m³. If the density of a polyethylene sample is 949 kg/m³, the crystallinity in volume fraction is ____ % (round off final answer to two digits after decimal place).
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2017XE-F
GATE XE 2017 · Paper 1
Engineering Sciences · Original paper archive
- Section
- Section XE-F
- Question type
- Numerical answer (NAT)
- Marks
- 2 marks
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